Why are there so few UT2004 players?

[Phalanx]

I've been playing UT2004 for a few days now, dusted it off my shelf and slapped it and i've noticed that there seems to be very few players left still playing. I find this odd as I found UT2004 to be a lot of fun and incredibly intense. Has the game really become that unpopular?

 

[Phalanx]

I play DM as well, i've only found one server worth playing for DM, all the others seem empty. Perhaps I need to change the filters or something. All the Team Deathmatch servers are nearly always Rankin