Complex sentence: Webdriver Torso is a YouTube account that posts mostly 11-second videos consisting of blue and red rectangle slides, although some can be 1 minute, 5 minutes, or 25 minutes.
Split into simpler sentences: Webdriver Torso is a YouTube account that posts mostly 11-second videos consisting of blue and red rectangle slides. Most are 11 seconds long, although some can be 1 minute, 5 minutes, or 25 minutes.