Yes! As I write this, there are ~36,700 users online at poloniex seeking info, placing orders, sells, lending etc and ALOT of money trading hands. While I want to see added servers carry the load to make everything smooth as butter, there is a security component that must be handled properly and carefully.

See their recent statement: https://poloniex.com/press-releases/2017.05.16-Industry-growth-and-its-effect-on-Poloniex/