Drew, Thanks for your research - I had spent some time looking through the compressed JS for gMail and (at the time) had come to the conclusion that gMail first tries HTML, then regresses to standard, until finally stopping. I'll try out this change to the manifest and see what happens.
Drew, Thanks for your research - I had spent some time looking through the compressed JS for gMail and (at the time) had come to the conclusion that gMail first tries HTML, then regresses to standard, until finally stopping. I'll try out this change to the manifest and see what happens.