I remember there was a build about selecting something, and tools marks the same in the whole document for erasing or editing? if true what's the keyboard shorcut?
Is this what you are referring to?
Day 16: Build 20130805 posted on 23-Aug-2013 -- Create multiple
selections and change text in those selections all at once. Hold the
Ctrl key down and double click some text. Repeat two or more times. Now
when you type, text in all selections will change at the same time.
Pressing Escape returns to single-selection mode.
There are brief instructions for each of the enhancements made during
Chami's 30 builds in 30 days siege here: