In the facebook post 113tt@qqw4$ert2!3w35@33rtw!e@r13t#re%r35e$erwe@e2!4r#1e25!e15$rt411%3ew1#re352$3!
numbers = - letters = . symbols = space. Read it as morse to get 8vvy7epiphanyw2x2t

In Argos 3 inside the black image of the scanner mirrored is 7dpq9algorithmw4a5g

In Argos 2 after playing with the levels
00504-2-100010509-0030305-1-20708-505-0010201-406-404-704-002-2-3000001-2050

Also in argos 2 - SSUOURTWSPUUTSUOUVVSVQVSSUVOSUUV
Letters to numbers O=1. Hex to ASCII to get 7gje4magnusu9q9n

In Argos 3 after playing with the levels - 2NZE3IZIULW205X
Reverse each piece (suffix, prefix and keyword) to get 3ezn2luizix5o2w