Topics are neat way of tagging repositories. But are they being reviewed periodically? (or) Is it going to be like LinkedIn skills? Say, tags like '`node` `node

Topics are neat way of tagging repositories. But are they being reviewed periodically? (or) Is it going to be like LinkedIn skills? Say, tags like '`node` `node.js` `nodejs`' will reduce the impact of the solution for the problem Github is trying to solve.