vim - GTK2 or GTK3?

[Jan Beich]

Adam Weinberger <adamw at adamw.org> writes:

> I'm curious whether the default Vim port should use GTK2 or GTK3 as
> its UI toolkit, but I use neither so I need input from people here.
>
> Right now it defaults to GTK2, but I'm suspecting that more people use
> GTK3 these days. I haven't run X in about 10 years, so I don't really
> know one way or the other. If anybody on this list has thoughts about
> GTK2 vs GTK3 (or something else!) as the default, I'd love to hear it.
>
> The Vim choices are currently a mess, but it'll get better once
> subpackages land.

Apparently, GTK3 has higher latency than GTK2 and ATHENA.
https://lwn.net/Articles/751763/