[dudeofea]

screws - axial load

nails - less axial load with shear stress

nails are made of a more pliable metal, whereas screws are more brittle. the real "long-term" fastener, in my opinion, would be bolts; but I don't see anyone using those to frame a house.

[bombcar]

Timber framed houses often use through bolts, as do decks. Modern houses have bolts in them but they’re hidden