"I'm 5 foot 10 and ride it just fine"

Raleigh 1985 Vintage Men’s Road/Tour Bike (eBay item 220721025591 end time 17-Jan-11 12:50:52 AEDST) : Sport

?

the only thing i can think of is the really low saddle position
but the ad says something about the saddle being wobbly, so the seat post probably just slipped down into the tube

i’m really confused dude
please explain