For the last few years, Twitter has mainly been a tool for tech insiders and news junkies, just as CNN initially appealed primarily to a hard-core, but limited audience of news obsessives until the start of the Gulf War, when everyone tuned in for news on the war as it broke.

FORBES: Twitter Is About To Get Bigger

Another STD tech tool out there is an app called STD Triage.

CNN: High-tech tools for STDs

Another STD tech tool helps people have difficult conversations with past lovers.

CNN: High-tech tools for STDs