It has been noted that Technophobes won't mind using a stereo speaker.
If the "Talk about computers" option is used on a Sim with this trait, the social will fail.
This trait will make a Workaholic take a mood hit due to the case that working overtime uses computers.
Technophobe Sims have the unique option to sabotage a slot machine to make other Sims more likely to lose while using it. There is a chance of the sabotage failing however, and the Sim may get shocked instead.