Coming back to the topic of computer security, the TCP Wrapper is an example of such a safety net. I wrote it when my systems were under attack by someone who appeared to walk through walls. ↗
This will surprise some of your readers, but my primary interest is not with computer security. I am primarily interested in writing software that works as intended. ↗
During the week that I arrived in the United States, I saw an airport, used a telephone, used a library, talked with a scientist, and was shown a computer for the first time in my life. ↗
Clearly, if we'd had the kind of computer graphics capability then that we have now, the Star Gate sequence would be much more complex than flat planes of light and color. ↗
I was very much fascinated with the technology we had that we could edit in the computer our compositions, but all the sounds that were available on the market were crap. ↗