modern steam locomotive developments

The woodwind section will glare at the drummers. The brass section sticks their noses in the air at them. And then they move out around the field 1 day with no drum line and guess what happens? No one can march for the life of them. No one can keep their steps. Lines are squiggling back and forth. Formations that were once crisp and defined have become sluggish and bloated looking. That perfectly formed capital 'O' this guitar rock band worked so hard on yesterday now resembles a half-hearted 'U'. What is wrong with everybody?