Rated 4 out of 5 stars

I like very much the features it adds to Thunderbird - best is the complete discussion (sent and received messages) like in Postbox. But it breaks all dark themes, showing a white background for messages. Too bad.

Léirmheas ar leagan níos sine den bhreiseán seo (4.2.3). 

Rated 5 out of 5 stars

Seems to be broken in TB 38.2

Léirmheas ar leagan níos sine den bhreiseán seo (2.10.1-let-fixed).