It doesn't matter what it really means , it's like isomorphic applications , and stuff like that.A few Hipsters decided it was a good buzzword to sell this or t

It doesn't matter what it really means , it's like isomorphic applications , and stuff like that.A few Hipsters decided it was a good buzzword to sell this or that framework or solution , and will trash the rest. It's marketing. It's unfortunate but it is how it works. Most devs will never know what it really means, they will just think "this or that framework" when they hear reactive programming.