Buying your own goods counts as a "pyramid scheme" now? That would be market manipulation. A pyramid scheme recruits members via a promise of payments or services for enrolling others into the scheme, and not in an abstract sense.
The usual "crypto bad" argument is calling it a Ponzi scheme. This doesn't count as one of those either, but no one really cares.
The usual "crypto bad" argument is calling it a Ponzi scheme. This doesn't count as one of those either, but no one really cares.