It is not only for IT-freaks, but nice to have more and more levels. Hint: if there is a T-part, usually you need all 3 parts of it.
installed and works fine on Mint 20.3 'Una' - too addictive ^^
Does not launch on Mint 18 Xfce
Not working on Mint 18 'Sarah' - Cinn.
Schöner Zeitvertreib.
Simple and very addictive game
a bit adictive
Great time killer
Muy adictivo y sumamente entretenido!