Anthropic's aesthetic looks good by pre-AI design standards, but it's so overused now that I find it off-putting. It's like the 2026 equivalent of the Twitter bootstrap CSS from 15 years ago.

I don’t find this criticism to be very actionable.

What changes could they make to really improve the usability of their products?

I feel like today's tailwind is the spiritual equivalent to last decade's bootstrap. Except that last decade's bootstrap webpages have a human behind them who usually put thought and effort into making the page useful and correct, whereas today's tailwind pages are often vibe coded slop with all the associated issues.