Blackwood
Contributor
The term is all about ego.
It COULD be about ego. Then again it could be about ease. Or it could be about a specific diving course, such as
IANTD: Technical Diver, Technical Cave Diver, Technical Wreck Diver
PADI: Discover Tec(h) Diving, Tec(h) Diver Level One, Tec(h) Deep Diver, Tec(h) Trimix Diver
TDI: Intro to Tech Diving
NAUI: Intro to Tech, Technical Nitrox Diver, Technical Support Diver, Technical Wreck Penetration Diver
SSI: Technical Foundations
GUE: Technical Diver Level 1, Technical Diver Tech Level 2, Technical Diver Level 3
UTD: Intro to Tech, Tech 1 Diver, Tech 2 Diver
(and associated instructor certs)
etc.