> I rather use Excel. It's likely More robust and safer than the vibe coded app that could trigger data loss / incorrectness / issues any time.

Excel has had a lot of data loss / incorrectness issues.

Example: https://www.bbc.com/news/technology-54423988

> Example...

It was 2020 and they were using a format that was replaced in 2007.

It. says more about their issues than Excel. I doubt paper forms would have saved them. Maybe they'll run out of paper and just ignore new entries too.