Yes, but without the plug in, they wouldn’t buy the product to give the data. It’s circulat logic on their part.
that, and I can imagine they fear a giant wave of support tickets from people using HA and having problems
If they have a good support team they already have a form letter for “you are using this product in an unsupported way” and it takes about 30 seconds to process them.
The app already exists, so anyone who has it, will keep it.
Anyone in the market to purchase will now avoid. Their suit will cost more sales than the app, which may have actually generated sales by existing.