Why the German 88 mm worked in anti-aircraft and anti-tank roles

Was high muzzle velocity the main reason the German 88 mm was effective against aircraft and tanks?

High velocity mattered alongside relative accuracy, straightforward operation and well-practised crews who could adapt the weapon.

High muzzle velocity helped the German 88 mm serve in both anti-aircraft and anti-tank roles. Relative accuracy and ease of use also made it a flexible weapon. Crews were well drilled and familiar with a proven gun. That experience helped them adapt it to different tasks.