I want 6

I have read that that is an issue. My own Pinetab 2 has a moral puncture and does not suspend at all. I probably fiddled too much with the config.

On the forum someone suggested to unload the driver first.

Not a perfect fit but Firefox can annotate PDFs out of the box. Maybe in some cases that is helpful ?

What do you hope comes after it ?

This looks incredibly polished, given that it is a quite new development. I did not even know that you could use a Windows Laptop as a display/keyboard 😀

It also has a switch to enable SD-card boot first. There is a bit of info on the wiki