<!DOCTYPE html><html><body><a href="https://www.sciencedaily.com/releases/2022/06/220622101415.htm">https://www.sciencedaily.com/releases/2022/06/220622101415.htm</a><br><br>If sound can be seen optically, can it be generated optically? Say, to go with a hologram?<div style='white-space: pre-wrap'><hr>David W. Jones<br>gnome@hawaii.rr.com<br>exploring the landscape of god<br><a href="http://dancingtreefrog.com">http://dancingtreefrog.com</a><br><br>Sent from my Android device with F/LOSS K-9 Mail.</div></body></html>