[WJW]

It kinda depends on the scale I guess? At some point in the growth of on application, pulling out the Big Tools can be helpful to get your application out of a local maximum.

Not everything needs that level of design though. Just because architects do detailed FEM analyses for skyscraper design doesn't mean your garden shed needs the same level of attention.

[philipswood]

This. So much this. I call it the-don't-put-a-golden-handle-on-an-outhouse-door principle.