MusicLoverSame as eBay/Paypal, buyer protection is very good. Massdrop has to work harder in order to compete with eBay and Amazon. Being said, some of the Massdrop deals are really good in terms of value, therefore you really have to know what the best street price is.
http://www.ebay.ca/itm/Fiio-Alpen2-E17K-USB-DAC-Headphone-Amplifier-/262499051952?hash=item3d1e29a9b0:g:ajwAAOSwECZUpEq1