By Tzvi Machlin With the Brooklyn Nets on the cusp of playoff elimination, head coach Steve Nash is under fire from NBA fans and analysts. But is his job as in danger as many think it should be? According to NBA insider Marc Stein, Nash’s job is actually safe despite the team’s playoff disappointment. Stein reported on Monday that Nash still has the support of Nets superstar Kevin Durant. Perhaps more importantly, he has the support of owner Joe Tsai. As you can imagine, this report isn’t going over well with Nets fans and general NBA fans. Many believe that he’s a big reason the team is strug…