I am familiar with several developers. They prefer $. Unfortunately, this can speak about not the best attitude of people to cryptocurrency. If this is a widespread situation, then for startups who have long hold their funds in cryptocurrency, it is hard to work now.
To avoid unforeseen situations with a fall in the price of cryptocurrency and in connection with this lack of funds, some projects prudently chose $. But in general, this does not mean a general negative perception of cryptocurrency.