If the AI features, makes the mouse a very powerful, ChatGPT like assistant. That you can physically speak to (built in microphones), to speed up and automatically perform various PC tasks.
The software gets very regularly updated, in a way that is both good and useful for the user.
Simple and straight forward, rarely changing terms and conditions.
A subscription of perhaps, $0.25 per year, if paid annually, $0.99 for free life membership, perhaps freely included with their higher range mice.
Plus extended guarantee (free mouse repair/loan/replacement), during subscription period.
It would not be too bad. (In practice, I suspect the subscription costs, would be way, way more, amounting to huge amounts of money, over a number of years).