Is there any serious development behind peercoin, I doubt it, not even listed on the biggest exchanges in the space, for me good experiment and better technology and development has surpass the project, I don't see this as a project to hold unless you are just waiting for the pump and dump group to help out
depends from this list below, peercoin tradeable on several exchange buddy
https://coinmarketcap.com/currencies/peercoin/#marketsand i see bittrex in he list too, as i knew bittrex is good and big exchange my friend