Price matters a lot. Because if you make a polling of users getting into bitcoin, majority of them were into it just based on the increased pricing. So pricing is the one that makes the people into the bitcoin usage and the rest is upon their understanding about bitcoin.
yes you are right the price of bitcoin matters a lot because it is the high price of bitcoin that made the people into the use of bitcoin and also a lot of people are involve in bitcoin due to high price and this high price become very useful for the investors traders and bitcoin holders.
Yes almost all the people who are attached with the Bitcoin somehow are happy when the price of bitcoin rise because it is more beneficial for them.
Also when a major country like Japan and now I have heard somewhere in the news that India has legalized bitcoin, I am not sure about the authentication of the news related india but if it happens the Price of the bitcoin will shoot up as we saw it with the Japanese government decision.