Newegg offers the Western Digital Blue 4TB Serial ATA 6Gb/s 3.5″ Internal Hard Drive for $99.99. Coupon code “EMCTVTC25” drops it to $82.99. With free shipping, that’s $2 under our mention from three days ago and the lowest price we’ve seen. (It’s also the best deal now by $2.) It features a 64MB cache. Deal ends February 10.