Analysts don't expect Nio to reach profitability for years. Should you buy the Chinese automaker's stock anyway?Shares of Chinese electric vehicle (EV) manufacturer Nio (NIO 5.01%) were on the rise for a second straight day on Friday, adding 5.6% through 1 p.m. ET on top of Thursday's 6% gain.You can probably thank Morgan Stanley for that. What Morgan Stanley says about NioIn a note that came out Thursday afternoon, Morgan Stanley analyst Tim Hsiao reiterated his overweight rating on Nio and praised its new ...