Skills with Blindfighting

Based on the wording on Blindfighting, a person cannot use non-attack abilities, including defenses. Is this a correct interpretation?

Blind Fighting 
This ability allows the character to use Attack (Melee) abilities and make weapon attacks while ?Blind?.
Continuous

Blind ?– The character cannot see. She may move no faster than a walking pace, and she may not use any abilities except latent effects and those that are delivered by touch. A player of a blind character should ensure her out-of-game vision is not obstructed in any way.