i dont see that being the work of Law (but could be wrong), more of it being the doing of vegapunk... Seems more like the work of a mad scientist than a med guy..
I hope so, but his presence explains some of the weird creatures. I just don't want him to go the way of Moria, creating creatures or scheming towards some cliche goal. If he is here on gov business then fine, he wouldn't mind the SHs presence either since he doesn't really care.
On the subject of bounties.
Drake and Kidd must have outrageously high ones by now. Drake attacked one of Kaido's islands right off the bat, and Kidd is messing with Big Mam. I'm guessing mid 500 million, possibly reaching 600 million.