You can do plenty of useful things without a computer too :-) but that is beside the point.
For business use you do need a browser. Fast, with security updates etc. For some people doing web development having access to professional products e.g. Adobe suite is a must too. And no, you can't do that on linux.
For business use you do need a browser. Fast, with security updates etc. For some people doing web development having access to professional products e.g. Adobe suite is a must too. And no, you can't do that on linux.