They must jump through the irrational and expensive hoops of the FDA, and patents are only 20 years (compare with corporate copyright of 75 years). This makes them pursue only blockbuster and knockoff drugs. Stuff for chronic diseases you're going to buy for years.
The boot device is the device from which the operating system is loaded. A modern PC BIOS (Basic Input/Output System) supports booting from various devices. These include the local hard disk drive, optical drive, floppy drive, a network interface card, and a USB device.
Another option you may choose for your dual-boot computer is to use multiple hard drives. There are several possible configuration options. You could, for example, use two hard drives, and install Windows on one and Linux on the other. dual-boot computer is one that is capable of running two different operating systems (but not at the same time). It's also possible to build computers than can boot three or more different operating systems, which are called multi-boot computers.