1: When it comes to researching particular mythical creatures for potential inclusion in the game, we always want to have at least a few solid well attested old texts about them. Sometimes it IS a little hard to find a source that works, and also provides some thematic jumping-off-points.
2: Both Wattson and Nanoff really are the stars of actually making really good use of sprites and blocking for expressive purposes in VNs, and they really do/did a commendable job making it all feel like a real play of sorts. Sometimes it is a lot of work, and I personally have only done some rudimentary stuff with it, but those two have been wizards with really making sprite action expressive.
3: As Mino said, Asterion would have extremely grandparent tastes in internet stuff. He would with complete naive sincerity, every thursday, post 