im scare2

http://www.universetoday.com/2007/07/25/the-end-of-everything/

The End of Everything - 10100 years and beyond
When the last black hole evaporates, all that will remain in the Universe are photons of radiation, and elementary particles that escaped capture by black holes. The temperature of the entire Universe will reach a final temperature just above absolute zero

>>8
I'm fairly certain that oxygen-shortage isn't very high up the list of disasters humanity faces.