8-bit computers: instant on to command prompt READY. computers get a floppy disk drive: boot from floppy disk wait for command prompt DOS VERSION 3.3

8-bit computers: instant on to command prompt READY. computers get a floppy disk drive: boot from floppy disk wait for command prompt DOS VERSION 3.3 computers get a hard disk and can store more stuff like startup scripts: boot hard disk, startup script runs, wait longer for command prompt C:\> computers get Graphical Operating Systems: startup screen, wait for desktop to load, wait even longer to open a command prompt program $ computers can be multi-user: start up screen, wait for desktop to load, login, wait even a bit longer to open a command prompt program Password: computers and the internet are ubiquitous: start up screen, wait for desktop to load, login, get distracted by web browser, forget to open the command prompt program www tiny devices are everywhere: the battery in my phone is dead.