Is the message going to be written in English?

I wonder if the skull and crossbones sign will convey the same clear message in 100,000 years.
INTO ETERNITY "THIS HIDING PLACE SHOULD NEVER BE DISTRUBED" http://bit.ly/cn6VQ5

"It is an open question if and how we can communicate with an unknown and very distant future about complicated issues like nuclear waste and radiation." http://bit.ly/eFjsI8