The BladeForums.com 2024 Traditional Knife is available! Price is $250 ea (shipped within CONUS).
Order here: https://www.bladeforums.com/help/2024-traditional/
Mine was a CRKT M16 Carson Flipper - I am thinking around 10 years ago... in my opinion the first "true flipper"...
The first in each category
wrist flip opening - Gerber ga
First knife with an actual flipper - Kershaw boa
first flipper with bearings - CRKT aluminum ripple