New features don’t come fast because even the most simple-looking things often take hours of work.
For example,
In addition, I found that if I turn on multiple gmedit, the startup speed will be slower and slower
The first time I opened it was very fast
I just spent 4 hours rewriting the initial loading before I found out that it’s being caused by this Electron bug. On one hand, that’s good news, since it means that I can fix it. On other hand, that’s a few more hours of work, and thus a day is gone.