That's a much more customer-friendly version of a common late stage strategy in enterprise software: shut down feature additions, keep the price high, milk supp

That's a much more customer-friendly version of a common late stage strategy in enterprise software: shut down feature additions, keep the price high, milk support contracts and if all that's not enough, sue your customers! I like your sunset strategy better as a customer, but it sounds like something you could only really do if you don't have investors.