nudge mode is is first of all it's two things it's the ability to lock a hologram in place you can now press h to lock your blueprint hologram in place and then you can walk around it and you can check is this position correctly or not right before building and if you're happy with it you click again and then it builds so when in nudge mode blueprint building becomes a two-click process but if not in nudge mode it's just the normal one-click process so nothing changes in the default case now what happens if you lock your hologram