I'm running free Linux terminal site for 7 years now. Before that written few open-source tools. Receiving a mail from user with simple message like "Thanks fo

I'm running free Linux terminal site for 7 years now. Before that written few open-source tools. Receiving a mail from user with simple message like "Thanks for the your effort" will give great source of energy and motivation to carry on. Because from time to time, like everything some doubts arise like "is this project still useful to others?". Thank you notes will help to clear those doubts :D