Excellent, excellent explanation. You've broken down these different concepts so we laymen can easily understand.
Mehn, thank God someone is appreciating the effort the developers of busy.org have put in. @exyle you've done a good job. That site is really awesome. I use and it's lovely.
The features are just mind blowing. From embedded dtube YouTube and soundcloud videos into your feed, to side bar widget showing recommended posts, to translation in 40 languages, etc. This site is just so Kool. There are so much more this site offers, you can check them out at the busy.org public beta post at
https://steemkr.com/busy/@busy.org/busy-v2-is-now-in-public-beta

Have a lovely experience