Where the devs take it from here is very important for Bitcoins long time success, and what people are proposing from both sides on the topic of what the block size should be would be a huge change in the structure of bitcoin block chain itself...
So what I'm trying to say, is that if a bad mistake were to happen in this debate and the possible fork fails, then we would see a major decline in price because there would be no more trust in how bitcoin operates at it's most fundamental level.
Yeah, I guess you touched a sensible spot! And IMO it is the most threatening and real reason that can br4ing bitcoin down to the gutter