Possible to say, that any crop field works as a real, analog (means non-digital)recording material, able to record any (but huge) electromagnetic processes, that appeared just above it, also mechanic (but huge, too).
Inawezekana, kusema lolote shamba mazao kazi kama halisi, Analog (Njia zisizo digital) nyenzo kurekodi, uweza wa kurekodi yoyote (lakini kubwa) sumakuumeme Michakato, Hiyo alionekana tu juu ya hayo, pia fundi (lakini kubwa, pia).