[Rygian]

I can't imagine a banking interaction where the amount of money is not a precise value.

What use cases motivated the testing of a slider?

[lmm]

Wonga.com was (briefly) a huge success story with their "two slider" interface. Perhaps because it made it easy to see how the output changed with the input.

[yreg]

I believe it was some mortgage calculator and it jumped by 10k steps.