MIPS cores are heavily used in consumer electronics
MIPS is certainly not dead. It is heavily used in consumer electronics.
See the list of devices that use MIPS-based cores
from the last Consumer Electronics Show in Las Vegas
http://money.cnn.com/news/newsfeeds/articles/globenewswire/182243.htm
You are also incorrect in calling MIPS "old technology". x86 is older (1978?), Power and Sparc were born at the same time as MIPS.