diff --git a/app/androidApp/src/main/kotlin/com/example/aiapp/MessageBlocks.kt b/app/androidApp/src/main/kotlin/com/example/aiapp/MessageBlocks.kt
index 4bc29a8..b1ea9d7 100644
--- a/app/androidApp/src/main/kotlin/com/example/aiapp/MessageBlocks.kt
+++ b/app/androidApp/src/main/kotlin/com/example/aiapp/MessageBlocks.kt
@@ -101,7 +101,9 @@ fun BlockedMarkdown(text: String, replies: ParsedReplies, modifier: Modifier = M
                                 "tallest drawn block px",
                                 offsets.height(index).toLong(),
                             )
+                            val started = System.nanoTime()
                             drawContent()
+                            DebugStats.record("draw: one block", System.nanoTime() - started)
                         } else {
                             DebugStats.count("block skipped")
                         }
diff --git a/app/androidApp/src/main/kotlin/com/example/aiapp/TranscriptScroll.kt b/app/androidApp/src/main/kotlin/com/example/aiapp/TranscriptScroll.kt
index ce8f081..76fcf92 100644
--- a/app/androidApp/src/main/kotlin/com/example/aiapp/TranscriptScroll.kt
+++ b/app/androidApp/src/main/kotlin/com/example/aiapp/TranscriptScroll.kt
@@ -366,6 +366,11 @@ fun TranscriptColumn(
             // One gesture detector for the whole list; see [TranscriptScroll.tappedHigh]. On the
             // initial pass and consuming nothing, so every control inside still gets the gesture
             // exactly as it would have.
+            .drawWithContent {
+                val started = System.nanoTime()
+                drawContent()
+                DebugStats.record("draw: the whole transcript", System.nanoTime() - started)
+            }
             .pointerInput(Unit) {
                 awaitEachGesture {
                     state.touched(
@@ -387,7 +392,18 @@ fun TranscriptColumn(
                         // Composed and measured whether or not it is drawn; see
                         // [TranscriptScroll.onScreen]. The check reads the scroll position from
                         // the draw phase, so moving the list invalidates drawing and nothing else.
-                        .drawWithContent { if (state.onScreen(item.startSeq)) drawContent() }
+                        // Timed as well as counted. Counting said what was skipped, and the
+                        // answer stopped being useful the moment almost everything was: 4,090 rows
+                        // drawn against 94,815 skipped, and drawing still took 30.9ms. A timer
+                        // says which of the two remaining answers is true -- that the little being
+                        // drawn is somehow expensive, or that the time is not in the transcript at
+                        // all and every count here is beside the point.
+                        .drawWithContent {
+                            if (!state.onScreen(item.startSeq)) return@drawWithContent
+                            val started = System.nanoTime()
+                            drawContent()
+                            DebugStats.record("draw: one row", System.nanoTime() - started)
+                        }
                 ) {
                     // So a block of a long reply can ask the same question the row just answered,
                     // about its own part of it; see [RowWindow].