Visualizing years of computer use

Image of the Day: Visualizing years of computer use

For 2.5 years, Marcin Ignac kept track of all of his computer activity. Everything. Then, he used the data to create really cool visualizations.

Here's Marcin on his work:
Each line represents one day and each colorful block is the most foreground app running at the given moment. Black areas are periods when my computer is not turned on. Seeping patterns (or lack of them) and time of holidays and travel (longer gaps) can be therefore easily identified.