On 23 Mar 2018, at 3:08, Marc Wilson wrote:

Revert to RC7. RC8 has this breakage trying to deal with files that
have no extensions.

Some discussion here: https://github.com/textmate/textmate/pull/1400

I am contemplating reverting the commit, although I have been leaning toward disabling thumbnails entirely, as I think previewing files like README is more valuable than having thumbnails for files like main.cc.

Anyone finding value in the (proper) thumbnails?