Saying "Read this page" 2 times will disable text to speech mode

[alexandra-martin]

Prerequisites:

Have mic permissions enabled.
Have a opened page supporting text to speech mode, e.g. a New York Times article.

STR:

1. Click on the mic icon from the browser's toolbar.
2. Say the "Read this page" command then wait for the action to be made.
3. Repeat steps 1 and 2.

Expected result:

Page remains in text to speech mode.

Actual result:

Text to speech mode is disabled.

Notes:

Reproduced on Mac 10.14.6 and Win10x64 with Firefox Nightly 71.0a1 (64-bit).

[ianb]

We might have a bug for this as well, as it was a known limitation when I reimplemented the read intent and I thought I made a followup (but I'm not able to find it now)

[alexandra-martin]

Update:
Text to speech mode is disabled also after saying the "Read" command two times.
Reproduced on Mac 10.14.6 and Win10x64 with Firefox Nightly 71.0a1 (64-bit).

[alexandra-martin]

Verified on Mac 10.14.6 and Win10x64 with Firefox Nightly 71.0a1 (64-bit).