Nowadays its normal to use the delta secs, because of the amount of seconds your pc needs between to ticks depends on its hardware.
E.g.
A fast pc can process 200 ticks in 1 second.
A slower one can process only 30 per second.
Nowadays its normal to use the delta secs, because of the amount of seconds your pc needs between to ticks depends on its hardware.
E.g.
A fast pc can process 200 ticks in 1 second.
A slower one can process only 30 per second.