> And the codebase is so tangled that nobody has been able to convert the email writing window into a tab. One window! Switching between windows is easy using

> And the codebase is so tangled that nobody has been able to convert the email writing window into a tab. One window! Switching between windows is easy using alt-tab. Switching tabs requires one to do something like ctrl-pgup/pgdown or alt-number if you know the tab number. Personally, I think using alt-tab is a lot easier to switch between the compose and overview windows.