Loyce meant that it's statistically rarer to be searched at the customs.
Don't feed the troll

The question is, in what depth does the search go to? I mean, do they scrutinize your objects (& devices) or do they just do an ordinary check?
If you carry (give or take) 1 TB of data with me, a seed phrase is about 0.000000001% of that. I can think of so many ways to just hide a few bytes in that mountain of data, that it would take a very long time to find if you don't know where to look.