Now it's up to SE to evaluate your requests, determine their feasibility and respond. There are four potential responses:
Regardless of the type of response, a SE employee will also typically post an answer with details on their reasoning. If you're lucky, the answer will simply be:
This will be in the next build
SE monitors the feature-request tag on all Metas, and that doesn't have much to do with the hotness of the question. I'm guessing highly upvoted requests take priority, but there's no guarantee that a highly upvoted request will be implemented.
Sometimes it takes them a while to respond, 6-8 weeks is the average.