Yes, especially in older homes or homes with poor grounding. Lightning can discharge through water supply lines[0]. There are even cases of toilets exploding due to lightning strikes[1]. (Google for more)
Sure, it's exceedingly rare. But it's also exceedingly easy to avoid. I've taught my kids that some decisions are easier when defined as binary rules; judgment calls in cases like this just don't offer any tangible benefit other than "I showered an hour earlier than I would have otherwise."
Sure, it's exceedingly rare. But it's also exceedingly easy to avoid. I've taught my kids that some decisions are easier when defined as binary rules; judgment calls in cases like this just don't offer any tangible benefit other than "I showered an hour earlier than I would have otherwise."
[0]: https://www.weather.gov/safety/lightning-indoors
[1]: https://fox8.com/news/lightning-blows-up-toilet-after-travel...
MythBusters even did a bit on it. They rated it "plausible".