Makes sense, but I would recommend buying a Macbook Air…
I just have checked and according to that post by taktik no external bridge is required in Renoise. Damn, that comment is 12 years old. It seems JBridge wasn’t necessary since then.
it seems I was mistaken and JBridge is not active on my “new” computer that I got 2 years ago. I was irritated by the fact that there’s still the “(–> 32bit)” in the window title, and before bridging with JBridge that was never the case. Currently it still looks like that:
Anyway, I just have reinstalled ProtoPlasm again and just like @eretsua already mentioned there’s no change. Undo is still not working if ProtoPlams is loaded. So one have to live with it.