diff --git a/static/qrplay/v3a.html b/static/qrplay/v3a.html
index 1b26799..62a6042 100644
--- a/static/qrplay/v3a.html
+++ b/static/qrplay/v3a.html
@@ -26,7 +26,26 @@
 <meta name=viewport content=initial-scale=1>
 <center>
 <p><a href=http://nycki.net/qrplay>qrplay v2c</a></p>
-<textarea id=f style=width:min(40em,99%);height:9lh></textarea><p>
+<textarea id=f style=width:min(40em,99%);height:9lh>; samples can repeat whatever you want
+0[-c+c]
+00000000
+
+hx@
+
+; state is NOT preserved when playing samples
+0[cdefgab+]
+0000
+
+; state IS preserved during parallel play
+@q {-ggeec}
+     cdefg
+  
+hx@
+
+; infinite loop
+0[i9x9x6xxx0]
+0
+</textarea><p>
 <button onclick='
 s=`@x`+f.value.toLowerCase();
 f.A?.close();