This point gets missed by a lot of people.
You could theoretically have a web that does not bloat. HTML is a very good technology for building clean documents. You are not going to get that, though. What happens instead is that you start on a thoughtfully designed page and are always one click away from a cookie consent banner on top of an email capture modal beside four flavors of ad. "Sure, but you can install adblock/VPN/Pi-hole/reader mode/turn off JS/etc/etc..."
I like Gemini because it actually delivered a lightweight protocol that provides what I was looking for. Additionally, it is not just a technology. It is an ecosystem that gained more traction than the hundreds of other attempts that never went anywhere.
The spec made mistakes, but HTTP has mistakes too.