Designer is more than an LLM grafted to a text field. https://designer.microsoft.com/
If you go to microsoft.com, which link at the top would you click to get to Designer?
It's an AI image generator. There's thousands of tools that do this exact thing, and it seems their only "benefit" is infesting search engine image results with their horrible low-quality output.
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On a related note, here's another great LLM feature Microsoft seemingly failed to promote: instead of returning bits of page content or the description meta tag, the Bing API now gives you utter slop[0] for website descriptions!
[0]: https://old.reddit.com/r/duckduckgo/comments/1pomrdg/aigener...