Although crimping should provide more physical strength, I have found one of my wires still split over time, so I rewired and fixed my wiring more securely so the g-force wouldn't make it move so much.
It is still much easier to install / uninstall than soldering though.
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Rory MkIIa, blue lit buttons, memory upgrade, 1Tb in Subaru Forester STi MkII, 240Gb in Mark Lord dock MkII, 80Gb SSD in dock