This Sunday, April 17, at 12.00 at River Station will be another event clean-up - it's twitter- Sundays . All participants in the Tver twitter community for the first time in history will be off-line, because in their hands instead of traditional computer mice , keyboards and touch- PAD'ov be a broom, brooms and shovels . Atmosphere of creative work will be complemented by reassuring sound of music . Micro-blogging is replaced by a video blog with the same habitual restriction to 140 characters...