Nothing else to add for the moment. It is a very useful list to maintain though. Also, it is good to understand some of the nuances of the different tip engines as they tend to all be a bit different. For example, wine also rewards the person tipping which means it's worth making the effort.

Some it is quite hard to find out how things work.

I think your info on WineX is old. Read this post
!ALIVE
!WINE