They should not be merged into one post, but if I had wanted to merge them I would have.
Or, if you had read the rules. You know, the ones pinned at the top of this board:
Forum rules
32. Posting multiple posts in a row (excluding bumps and reserved posts by the thread starter) is not allowed.
You can still reply to multiple people in a single post. There's even a link on the reply page to insert a quote from one of the previous responses:

It's very easy to follow the rules around here. Most are simply guidelines for those who don't know what common curtesy is.