The correct wording should have been:
The downside of this is that they don’t notice the other women because they are too busy checking out anything that emits RFI.

RFI applies more generally to anything electronic.

Geek Jokes
Ways a computer nerd can impress his date

10. Flash the big wads of tens and twenties you created with your color laser printer and top-notch graphics program.

9. Spend an evening playing floppy disks backward, listening for the secret messages about Satan.

8. Invite her back to your place to show her the etchings on your Newton MessagePad.

7. Let the lady go first when you reach the virtual reality escalator.

6. Serenade her with your MIDI-compatible drum pads.

5. Have your dinner illuminated by the soft glow of an active-matrix LCD panel.

4. If you’re getting serious, consider a set of “his ‘n’ her” system unit keys.

3. Drive her crazy by murmuring tender love words with the help of a French-speaking voice synthesizer.

2. Never type on your date’s laptop computer without permission, particularly if the system is on her lap.

1. When things get tough, simply ask yourself, “What would Bill Gates do in a situation like this?