A new Windows 8.1 namespace offers app support for USB devices: Windows.Devices.Usb. You can use it to write a Windows Store app that talks to a custom USB device. Custom in this context means a peripheral device for which Microsoft does not provide an in-box class driver.
Marijuana Effects: Sativa. Sativa strains are more of a stimulant, and are effective in appetite stimulation, relieving depression, migraines, chronic pain and nausea. Common strains include: Haze, Trainwreck, K2, Kali Mist White Russian and Kiwi Green.
Cannabis sativa is the species of plant that most commonly produces the drugs known as marijuana, hash, or hashish. Normally, the male cannabis plant fertilizes the female plant.