Some websites use visitors' computers to mine cryptocurrencies. That may be OK if the user is told about it and given a choice, but that's often not the case. In Short Circuits: Last call for Net Neutrality. The FCC has published the rule that destroys Net Neutrality and now fewer than 60 Congressional Days remain if the legislature is to reverse this misguided rule. CrashPlan from Code42 has just received a new user interface that improves the utility's operation. Regardless of which browser is your favorite, it can be improved with a variety of themes, add-ons, and extensions. In Spare Parts (only on the website): If you're in the business of renting to millennials or young families, you'd better be sure that you have high-speed internet access and offer the ability to make rental payments on-line. • Among the predictions made at this week's Mobile World Congress in Taiwan is one that suggests we'll soon see humanoid robots in our homes. Some, in fact, already exist.