Are both of these correct?
What does it mean when I use present tense?
1. He must have had a great big laugh when he came up with the
idea of having the entire heat of the computer's processor being adsorbed into
the person's legs as they
sit and
use it.
What does it mean when I use past tense?
2. He must have had a great big laugh when he came up with the
idea of having the entire heat of the computer's processor being adsorbed into
the person's legs as they
sat and
used it.
Thanks.