diff --git a/web/src/api/rpc.ts b/web/src/api/rpc.ts
index 87ae81a..5e850f3 100644
--- a/web/src/api/rpc.ts
+++ b/web/src/api/rpc.ts
@@ -17,13 +17,13 @@ import { CachedEventDispatcher, EventDispatcher } from "../util/eventdispatcher.
 import { CancellablePromise } from "../util/promise.ts"
 import type {
 	ClientWellKnown,
-	DBEvent,
 	EventID,
 	EventRowID,
 	EventType,
 	PaginationResponse,
 	RPCCommand,
 	RPCEvent,
+	RawDBEvent,
 	RoomID,
 	TimelineRowID,
 	UserID,
@@ -105,7 +105,7 @@ export default abstract class RPCClient {
 		}, this.cancelRequest.bind(this, request_id))
 	}
 
-	sendMessage(room_id: RoomID, type: EventType, content: Record<string, unknown>): Promise<DBEvent> {
+	sendMessage(room_id: RoomID, type: EventType, content: Record<string, unknown>): Promise<RawDBEvent> {
 		return this.request("send_message", { room_id, type, content })
 	}
 
@@ -113,15 +113,15 @@ export default abstract class RPCClient {
 		return this.request("ensure_group_session_shared", { room_id })
 	}
 
-	getRoomState(room_id: RoomID, fetch_members = false, refetch = false): Promise<DBEvent[]> {
+	getRoomState(room_id: RoomID, fetch_members = false, refetch = false): Promise<RawDBEvent[]> {
 		return this.request("get_room_state", { room_id, fetch_members, refetch })
 	}
 
-	getEvent(room_id: RoomID, event_id: EventID): Promise<DBEvent> {
+	getEvent(room_id: RoomID, event_id: EventID): Promise<RawDBEvent> {
 		return this.request("get_event", { room_id, event_id })
 	}
 
-	getEventsByRowIDs(row_ids: EventRowID[]): Promise<DBEvent[]> {
+	getEventsByRowIDs(row_ids: EventRowID[]): Promise<RawDBEvent[]> {
 		return this.request("get_events_by_row_ids", { row_ids })
 	}
 
diff --git a/web/src/api/statestore.ts b/web/src/api/statestore.ts
index 6e93b93..7895563 100644
--- a/web/src/api/statestore.ts
+++ b/web/src/api/statestore.ts
@@ -16,7 +16,6 @@
 import { NonNullCachedEventDispatcher } from "../util/eventdispatcher.ts"
 import type {
 	ContentURI,
-	DBEvent,
 	DBRoom,
 	EncryptedEventContent,
 	EventID,
@@ -24,6 +23,8 @@ import type {
 	EventType,
 	EventsDecryptedData,
 	LazyLoadSummary,
+	MemDBEvent,
+	RawDBEvent,
 	RoomID,
 	SyncCompleteData,
 	SyncRoom,
@@ -67,15 +68,15 @@ export class RoomStateStore {
 	readonly timeline = new NonNullCachedEventDispatcher<TimelineRowTuple[]>([])
 	state: Map<EventType, Map<string, EventRowID>> = new Map()
 	stateLoaded = false
-	readonly eventsByRowID: Map<EventRowID, DBEvent> = new Map()
-	readonly eventsByID: Map<EventID, DBEvent> = new Map()
+	readonly eventsByRowID: Map<EventRowID, MemDBEvent> = new Map()
+	readonly eventsByID: Map<EventID, MemDBEvent> = new Map()
 
 	constructor(meta: DBRoom) {
 		this.roomID = meta.room_id
 		this.meta = new NonNullCachedEventDispatcher(meta)
 	}
 
-	getStateEvent(type: EventType, stateKey: string): DBEvent | undefined {
+	getStateEvent(type: EventType, stateKey: string): MemDBEvent | undefined {
 		const rowID = this.state.get(type)?.get(stateKey)
 		if (!rowID) {
 			return
@@ -83,7 +84,7 @@ export class RoomStateStore {
 		return this.eventsByRowID.get(rowID)
 	}
 
-	applyPagination(history: DBEvent[]) {
+	applyPagination(history: RawDBEvent[]) {
 		// Pagination comes in newest to oldest, timeline is in the opposite order
 		history.reverse()
 		const newTimeline = history.map(evt => {
@@ -93,14 +94,18 @@ export class RoomStateStore {
 		this.timeline.emit([...newTimeline, ...this.timeline.current])
 	}
 
-	applyEvent(evt: DBEvent) {
+	applyEvent(evt: RawDBEvent) {
+		const memEvt = evt as MemDBEvent
+		memEvt.mem = true
 		if (evt.type === "m.room.encrypted" && evt.decrypted && evt.decrypted_type) {
-			evt.type = evt.decrypted_type
-			evt.encrypted = evt.content as EncryptedEventContent
-			evt.content = evt.decrypted
+			memEvt.type = evt.decrypted_type
+			memEvt.encrypted = evt.content as EncryptedEventContent
+			memEvt.content = evt.decrypted
 		}
-		this.eventsByRowID.set(evt.rowid, evt)
-		this.eventsByID.set(evt.event_id, evt)
+		delete evt.decrypted
+		delete evt.decrypted_type
+		this.eventsByRowID.set(memEvt.rowid, memEvt)
+		this.eventsByID.set(memEvt.event_id, memEvt)
 	}
 
 	applySync(sync: SyncRoom) {
@@ -133,8 +138,7 @@ export class RoomStateStore {
 		let timelineChanged = false
 		for (const evt of decrypted.events) {
 			timelineChanged = timelineChanged || !!this.timeline.current.find(rt => rt.event_rowid === evt.rowid)
-			this.eventsByRowID.set(evt.rowid, evt)
-			this.eventsByID.set(evt.event_id, evt)
+			this.applyEvent(evt)
 		}
 		if (timelineChanged) {
 			this.timeline.emit([...this.timeline.current])
@@ -148,7 +152,7 @@ export class RoomStateStore {
 export interface RoomListEntry {
 	room_id: RoomID
 	sorting_timestamp: number
-	preview_event?: DBEvent
+	preview_event?: MemDBEvent
 	name: string
 	avatar?: ContentURI
 }
diff --git a/web/src/api/types/hievents.ts b/web/src/api/types/hievents.ts
index b80c08c..c208e67 100644
--- a/web/src/api/types/hievents.ts
+++ b/web/src/api/types/hievents.ts
@@ -14,9 +14,9 @@
 // You should have received a copy of the GNU Affero General Public License
 // along with this program.  If not, see <https://www.gnu.org/licenses/>.
 import {
-	DBEvent,
 	DBRoom,
 	EventRowID,
+	RawDBEvent,
 	TimelineRowTuple,
 } from "./hitypes.ts"
 import {
@@ -42,7 +42,7 @@ export interface TypingEvent extends RPCCommand<TypingEventData> {
 }
 
 export interface SendCompleteData {
-	event: DBEvent
+	event: RawDBEvent
 	error: string | null
 }
 
@@ -53,7 +53,7 @@ export interface SendCompleteEvent extends RPCCommand<SendCompleteData> {
 export interface EventsDecryptedData {
 	room_id: RoomID
 	preview_event_rowid?: EventRowID
-	events: DBEvent[]
+	events: RawDBEvent[]
 }
 
 export interface EventsDecryptedEvent extends RPCCommand<EventsDecryptedData> {
@@ -63,7 +63,7 @@ export interface EventsDecryptedEvent extends RPCCommand<EventsDecryptedData> {
 export interface SyncRoom {
 	meta: DBRoom
 	timeline: TimelineRowTuple[]
-	events: DBEvent[]
+	events: RawDBEvent[]
 	state: Record<EventType, Record<string, EventRowID>>
 	reset: boolean
 }
diff --git a/web/src/api/types/hitypes.ts b/web/src/api/types/hitypes.ts
index ad41227..1bd9c70 100644
--- a/web/src/api/types/hitypes.ts
+++ b/web/src/api/types/hitypes.ts
@@ -62,7 +62,7 @@ export interface DBRoom {
 	prev_batch: string
 }
 
-export interface DBEvent {
+export interface BaseDBEvent {
 	rowid: EventRowID
 	timeline_rowid: TimelineRowID
 
@@ -73,10 +73,8 @@ export interface DBEvent {
 	state_key?: string
 	timestamp: number
 
-	content: unknown
-	decrypted?: unknown
-	decrypted_type?: EventType
-	encrypted?: EncryptedEventContent
+	//eslint-disable-next-line @typescript-eslint/no-explicit-any
+	content: Record<string, any>
 	unsigned: EventUnsigned
 
 	transaction_id?: string
@@ -91,6 +89,17 @@ export interface DBEvent {
 	last_edit_rowid?: EventRowID
 }
 
+export interface RawDBEvent extends BaseDBEvent {
+	//eslint-disable-next-line @typescript-eslint/no-explicit-any
+	decrypted?: Record<string, any>
+	decrypted_type?: EventType
+}
+
+export interface MemDBEvent extends BaseDBEvent {
+	mem: true
+	encrypted?: EncryptedEventContent
+}
+
 export interface DBAccountData {
 	user_id: UserID
 	room_id?: RoomID
@@ -99,7 +108,7 @@ export interface DBAccountData {
 }
 
 export interface PaginationResponse {
-	events: DBEvent[]
+	events: RawDBEvent[]
 	has_more: boolean
 }
 
diff --git a/web/src/ui/roomlist/Entry.tsx b/web/src/ui/roomlist/Entry.tsx
index 506702d..f01a5b1 100644
--- a/web/src/ui/roomlist/Entry.tsx
+++ b/web/src/ui/roomlist/Entry.tsx
@@ -15,19 +15,18 @@
 // along with this program.  If not, see <https://www.gnu.org/licenses/>.
 import { getMediaURL } from "../../api/media.ts"
 import type { RoomListEntry } from "../../api/statestore.ts"
-import type { DBEvent } from "../../api/types/hitypes.ts"
+import type { MemDBEvent } from "../../api/types"
 
 export interface RoomListEntryProps {
 	room: RoomListEntry
 	setActiveRoom: (evt: React.MouseEvent) => void
 }
 
-function makePreviewText(evt?: DBEvent): string {
+function makePreviewText(evt?: MemDBEvent): string {
 	if (!evt) {
 		return ""
 	}
-	if (evt.type === "m.room.message" || evt.type === "m.sticker") {
-		// @ts-expect-error TODO add content types
+	if ((evt.type === "m.room.message" || evt.type === "m.sticker") && typeof evt.content.body === "string") {
 		return evt.content.body
 	}
 	return ""
diff --git a/web/src/ui/timeline/TimelineEvent.tsx b/web/src/ui/timeline/TimelineEvent.tsx
index 02484b3..7fc4bf1 100644
--- a/web/src/ui/timeline/TimelineEvent.tsx
+++ b/web/src/ui/timeline/TimelineEvent.tsx
@@ -16,7 +16,7 @@
 import React from "react"
 import { getMediaURL } from "../../api/media.ts"
 import { RoomStateStore } from "../../api/statestore.ts"
-import { DBEvent, MemberEventContent } from "../../api/types"
+import { MemDBEvent, MemberEventContent } from "../../api/types"
 import HiddenEvent from "./content/HiddenEvent.tsx"
 import MessageBody from "./content/MessageBody.tsx"
 import { EventContentProps } from "./content/props.ts"
@@ -27,7 +27,10 @@ export interface TimelineEventProps {
 	eventRowID: number
 }
 
-function getBodyType(evt: DBEvent): React.FunctionComponent<EventContentProps> {
+function getBodyType(evt: MemDBEvent): React.FunctionComponent<EventContentProps> {
+	if (evt.content["m.relates_to"]?.relation_type === "m.replace") {
+		return HiddenEvent
+	}
 	switch (evt.type) {
 	case "m.room.message":
 	case "m.sticker":
diff --git a/web/src/ui/timeline/content/props.ts b/web/src/ui/timeline/content/props.ts
index caf571d..91c394f 100644
--- a/web/src/ui/timeline/content/props.ts
+++ b/web/src/ui/timeline/content/props.ts
@@ -14,9 +14,9 @@
 // You should have received a copy of the GNU Affero General Public License
 // along with this program.  If not, see <https://www.gnu.org/licenses/>.
 import { RoomStateStore } from "../../../api/statestore.ts"
-import { DBEvent } from "../../../api/types/hitypes.ts"
+import { MemDBEvent } from "../../../api/types"
 
 export interface EventContentProps {
 	room: RoomStateStore
-	event: DBEvent
+	event: MemDBEvent
 }