See also photography deals at B&H Photo.
Big discounts on storage including $250 - $300 off various Thunderbay 4.
See MPG’s view on the Thunderbay in Simplify Your Storage: Fast, Reliable, Expandable.
Various desktop hard drives are on sale.
Got an older laptop? See Making an Old Dog of a Laptop Run Like a Young Puppy, Make Lightroom or Photoshop Fly.
Laptop users should have a bus-powered backup drive for travel at the least.