Text Post: What's one useful skill that can be learned in an hour or less? posted by canuck
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  • Naver36
    +1

    Could you recommend some of these other great services?

    • VoyagerXyX
      +3

      THIS is an excellent article. I can't vouch for all of these services but the MIT courseware is fantastic. This should keep you busy for a while. Try them all! Start a discussion some day about your favorites! :)