Agreed. Recently set up a 100 user experiment on a beefy server in our research department were I used Guacamole (with RDP) to handle the problem/assumption of

Agreed. Recently set up a 100 user experiment on a beefy server in our research department were I used Guacamole (with RDP) to handle the problem/assumption of participants only having a web-browser. Worked fantastically!