my opinion for scope and lesser sight is more fast to global.... bcoz 1k ped input more easy to consume....
for example
with attachment
1000 ped input
1.2 hour end
return 96%
960 ped in 1.2 hours
without attach
1000 ped input
1.4 hour end
return 96%
960 ped in 1.4 hours
so if global when...