Beyond the missteps with the rebranding, others are pointing out that Musk’s move to rename Twitter “X” may involve a financial hit to the brand’s value.
The nature of it being an open platform is if they buy out the maintainer of kbin/Lemmy, anyone with the skill can fork the projects and keep it running open source. Individual instances can be bought out and killed, but the base platform is effectively unlikable in the way Twitter is being killed.