That could be argued. It's a shades of grey thing. Some things stand out as bundled more than others - especially those that are obviously not part of an OS, for which a market exists etc.
Come to think of it, I can't think of any current desktop-based OS that doesn't come with a Web browser installed by default..
The whole anti-competition lawsuit over this stuff was based on early 2000s assumptions. It's time to forget all about it now and let MS get on with it.
user of browser knows 'alternative ...';; returns "distinctions packages missing';