Newegg offers the refurbished 2.3-lb. HP Slatebook 10-h010nr Nvidia Tegra 4 1.8GHz 10.1" Convertible Touchscreen Android Laptop, model no. E4A99UA, for $159.99. This $50 mail-in rebate cuts it to $109.99. With free shipping, that's $35 under our mention from November and the best price we've seen for this laptop and any quad-core 10" 1920x1200 laptop. (It's a current low by $100.) It converts into a touchscreen tablet and features an Nvidia Tegra 4 1.8GHz quad-core processor, 10.1" 1920x1200 touchscreen LCD, 2GB RAM, 16GB eMMC hard drive, 802.11n wireless, Bluetooth, webcam, HDMI, 2-cell battery, and Google Android 4.2 OS (Jelly Bean). Rebate ends May 31.