This has been discussed many times in the past:

We will not be working on a browser internally any time soon--too much distraction from web search. As you can see in that topic, we are willing to work with the community on such a project, but it has not gone anywhere so far. It would likely just be a customized distribution of Firefox in any case.

We suggest you use a good browser like Firefox with addons and modifications from
posted by crazedpsyc 4 years and 10 months ago Link