Well, in that case - if it is just a "hear, hear" - I do not see why the utterance from that actor would be of note.

Maybe nozzlegear wanted to suggest some importance on Musk remaining a bet-ter on the general tech, regardless of the competition?

This gets me thinking (although there is not much to divine from three letters). Maybe it's a Jennifer Lawrence GIF-inspired "Yeah, right" then? Downplaying the significance?