Uploaded October 2020 | Updated September 2026, 3 hours ago
The most famous example of a Terminate-and-Stay-Resident (TSR) program, Borland Sidekick provided a pop-up Personal Information Manager (PIM) that could be activated no matter what application the user was currently using. The software cost $49.95 when launched in 1984 and in its first three years on the market sold over a million copies.
00:00 Initial pop-up and help system
01:03 Notepad
01:30 Copying from screen
01:56 Resize window
02:26 Calculator
03:05 Calendar
03:55 Dialer
05:00 ASCII Table
The most famous example of a Terminate-and-Stay-Resident (TSR) program, Borland Sidekick provided a pop-up Personal Information Manager (PIM) that could be activated no matter what application the user was currently using. The software cost $49.95 when launched in 1984 and in its first three years on the market sold over a million copies.
00:00 Initial pop-up and help system
01:03 Notepad
01:30 Copying from screen
01:56 Resize window
02:26 Calculator
03:05 Calendar
03:55 Dialer
05:00 ASCII Table
