- Put phone on airplane mode (esp. if Twitter notifications on)
- have water on hand; start sipping it before your throat needs it
- take off your lanyard if using a lapel mic
The lanyard bit is 100%! Add jewelry to that.
Btw, โ๏ธ mode AND shut off wifi.
Someone who loved my talk was kindly tweeting non stop about it and I kept getting notifications on my watch - I actually thought it was an emergency ๐จ.