More than just a trip down memory lane this page has links to videos that show:
the free spirit attitude of 80's windsurfing,
evolution of equipment
Pioneers pulling off tricks (like loops) as early as 1985 without all the hi-tech gear of today.
1985 - On the Cutting Edge is an important video from multiple perspectives:
This video documents the earliest attempts at loops
This video shows the transition of soft sails to fully battened sails
This video shows the 1984 Maui Sails RAF (Green and Yellow FB sails) and the 1985 Neil Pryde/Maui Sails RAF (Two tone Pink as well as Orange/Green)
1990's - Rigging It Right How to rig your 90's Neil Pryde sails
Don't be put off bu the black thumnail ! - The video is there.