Depends on the platforms you are playing it on. If you're on PC, I would honestly suggest just waiting. If IW treats this game like MW3, then it won't be fixed. If they treat it like BO2, then it'll be solid in a couple of weeks. I'm 99% sure they'll give it the MW3 treatment though, you should just wait until March when…
Lower FOVs tend to be used for console games because people sit far away from their televisions compared to PC gamers who 99% of the time sit right in front of their monitors. As a result, many PC gamers end up feeling sick if playing at a low FOV for too long (or if they play at an obnoxiously high FOV too long as well).…