For productivity-oriented tasks like writing emails, we go to Stella for help – she does a great job of adding personality to otherwise stale and boring tasks. Hyperglot is a great character to practice learning languages with, and Pair Programmer can help with coding.
When it comes to entertainment, check out Text Adventure Game, which drops you into a very dramatic situation and lets you make your way from there. In a recent chat, we came across a cozy cottage on the side of a snowy mountain. We knocked on the door, and an old, grizzled hunter with a big nose and mustache poked out his rifle, saying “The beast is out late at night.” He brought us inside, showed us all these cool trinkets, and we decided to go hunt the beast together.