Earlier quoted context omitted.
I have seen the results of these A/B tests closely on a major consumer site and I can tell you it definitely hurts the business to make cancelation really easy.
How do you A/B test your company's reputation as being difficult to cancel? You can't exactly serve up different word-of-mouth to different users.
Craftsman tools are STILL riding the reputation they had half a century ago, despite being made out of the cheapest chinesium and losing their impressive warranty stance.
The American consumer has demonstrated an absurd inability to consider past events as useful information to predict future results.
Things continue to enshittify because the 3 consumers who recognize that quality is going down are vastly outweighed by the increase in consumption by the rest of your market.
Kitchenaid still sells plenty of mixers that die after a year. Hell, American car brands are still successful businesses even though they have made only a few reasonably competitive vehicles since the 50s.
Disney and Netflix are still making plenty of money despite making it difficult to share accounts.