In terms of the actual ideology itself, I do think there’s something about the nature of conservatism that makes it easier to promote online. Conservatives tend to focus on simple, clear messages around freedom in particular. The left tends to focus on this general idea of fairness.
Conservatives are generally monolithic in their attacks on, say, Obamacare. The left wants a diverse array of voices. The left tends to want to include a lot of different people and a lot of different issues, and the result is a more muddled message that is just harder to communicate.
A new book explains why digital activism helps conservatives more than liberals.