Yup, lesson learned...

Its never been a problem for me in the past as I've always played with default settings so switching between betas "worked flawlessly" it seemed :D

I've managed to stop all the items/recipes being deleted on load by setting the various things back on (inserter overhaul ...

I havent saved anything since the update - I get the removed inserters/recipes from any of the 100 saves I've made this .16.36 play through? The recipes dont show for any non vanilla inserters any more.

Cant load the autosave made under .16.37 in .16.36, but like you say - thats to be expected and ...

Was just about to post this before you did:

After .16.37 I had the same issue above with textures on logistic chests showing their base chest image (Brass Chest in my case), so I tried to revert Factorio using the beta tab in Steam to .16.36 so I could play - that seemingly broke something as any ...