I work at Microsoft and didn't realize how evil tech can be until I had kids. Here's how I limit their screen use to 1 hour a day.

• Bill Safcik, a father of four, has worked at Microsoft for more than 20 years.
• Roughly two years ago, he started using apps to monitor his children's use of tech.
• He gives his kids a one-hour screen time limit during the school year and restricts some apps.

This as-told-to essay is based on a transcribed conversation with Bill Safcik, a 54-year-old parent from Texas, who works at Microsoft. Business Insider has verified his employment. The following has been edited for length and clarity.

I've worked at Microsoft since 2001.