Please note that Dumbledore has used the map, and has commanded it to “find Tom Riddle”. Many of your suggestions would lead Dumbledore to discover something he hasn’t.
This isn’t so. Quirrell was off campus when Dumbledore used the map. The only suggestion that it eliminates, assuming that Quirrell wasn’t using his Potterdar at the time, is the idea that Harry is persistently labeled Tom Riddle.
Please note that Dumbledore has used the map, and has commanded it to “find Tom Riddle”. Many of your suggestions would lead Dumbledore to discover something he hasn’t.
This isn’t so. Quirrell was off campus when Dumbledore used the map. The only suggestion that it eliminates, assuming that Quirrell wasn’t using his Potterdar at the time, is the idea that Harry is persistently labeled Tom Riddle.