Didn't the same people boasted few years ago that NVidia had a dominant GPU in cryptocurrency mining with their sales skyrocketing? Uh, oh, and now not a single word in press releases. Did something happen?

Nokia had the phone market for several years, and was toppled.

Internet Explorer had +95% market share for a decade, and was toppled.

Wordperfect was taught in schools and used everywhere, and was toppled.

Altavista (advanced search) was the best, and was toppled.

Yes they all go in the end - even google