you are asking a lot of technical questions here which I wouldn't worry too much about. In futures market makers don't really have obligations to quote like they have in options. Worry more about prices on different tf's than how it is exactly formed: these are just a bunch of buyers and...
I trade from home, forex and fesx, sometimes ES. Used to be an option market maker and traded options (arbitrage) for my own account and previously had been a local in the futures market in Amsterdam.
you really have no clue how options work !
This myth that it doesn't matter if these options were sold or bought has been going around for years leading to all kinds of bogus indicators by and for ignorant people.