I was mad when Microsoft killed the original www.zone.com
where I played Age of Empires II online and they killed www.Ensemblestudios.com
that created the whole Age of Empires lineup.
It is business, unless you get a specific return on investment then the product will get dumped. It would be nice if the large companies that purchased smaller ones and having a change a heart would resell the IP to a smaller entity instead of just boarding the place up. Plenty of great products fade away because of consolidation in the software industry. How many different word processors did we used to have and how many are there now?