[cm3]

uMatrix offers a feature to randomly pick a UA every 5 minutes from a set of known UAs. This works, although GMail might complain about the UA being too old. Reloading GMail resolves that.

EDIT: Replied to the wrong parent, please ignore in this context.

[sp332]

I'm pretty sure you replied to the wrong comment. Or I'm more lost than I thought...

EDIT: You can't delete comments with replies anymore. It's very annoying.

[cm3]

I did, sorry. And I cannot delete it, will amend the comment and find and comment in the right context.