Hey there, that's some dedication you've shown! I reckon it's a clever way to secure your Bitcoin seed phrase. Keeping a physical backup is always wise and could prove valuable in the long run.
However, remember that burying it comes with its own set of challenges like environmental damage or simply forgetting where you buried it. So, if anyone else is thinking about giving this a shot, do weigh the pros and cons first.
Looking forward to checking out your blog post. Keep up the good work!