JR.com offers the 2.65-lb. Lenovo IdeaPad S10e Intel Atom 1.6GHz 10.1″ Netbook Laptop in Black, model no. 41872NU, for $349.99. This $30 mail-in rebate knocks it to $319.99. With free shipping, it’s tied with our mention a week ago as the lowest total price we could find by $13. It also remains the least expensive S10e we’ve seen with Bluetooth and a 6-cell battery. It features an Intel Atom N270 1.6GHz processor, 10.1″ 1024×600 LED-backlit widescreen LCD, 1GB RAM, 160GB 5400 rpm Serial ATA hard drive, 802.11g wireless, Bluetooth, webcam, memory card reader, 6-cell battery, and Windows XP Home Edition. Rebate expires May 31.