[Rjevski]

Are we sure it was buried intentionally, and not moved from its original place and eventually thrown away (presumably because the concealment worked as intended and it looked like a junk old battery) to where it ended up now?

[SyneRyder]

There's a photo in the article of how it was concealed, it seems like it was very deliberately buried:

https://www.cryptomuseum.com/spy/ddr2/img/ddr2_cache_small.j...