Hi,
Thank you for your kind words!
1. Will check that on our test servers, see what I can do about it.
2. Unfortunately this probably stays at is now. The field is for space separated keywords, and prints the exact contents of the stored custom field. Excess white space is cleared out for better performance.
3. That option activates for multisite installations, where sites are connected. Licenses are still valid for only single use (one site per license).