Haven't had time to do the puzzle, but this is what I noticed so far (rot 13).
Svefg, gur nyvra fxhyy fubjf hc ng n 43k43 tevq, vaqvpngvat gung guvf vf ubj vg vf fhccbfrq gb or ivrjrq va n fdhner.
nybat jvgu guvf, gur vzntr'f iregvpny cbfvgvbavat frrzf gb or bss, vagraqvat gb unir n 1 cvkry terra obeqre nebhaq gur ragver guvat ohg vafgrnq fuvsgrq qbja.
Zl svany thrff vf gung gur punenpgref gung fubj hc ner n xvaq bs ahzrevpny flfgrz. N fvatyr qbg vf bar, yvar vf 2, qvntbany vf 3, naq qbjaevtug neebj vf 4.
Guvf yvxryl unf gb qrny jvgu gur ahzore 43, ubj fb V qba'g xabj.