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Yeah the newer they are, the more frivolous they are - especially since you could argue the release of games using those patents amounts to public disclosure.
However, you’re still left in the situation where an established patent is very solid and difficult to challenge, even when it should never have been granted in the first place.
You don’t need an app to use a loyalty card…
But yes I am against supermarkets that only provide discounts if you use their loyalty program, which in turn allows them to track your purchases. Especially since many items are priced with the discount as the “fair” price and the full price is really just a money grab.