It doesn't. At least not in this century.
As a technology leader, you should spend much less time on actual technology (that's why you hire and empower smart people) and spend much more time on how your user's interact with the technology "solutions" your team provides.
When I first started in this industry (a loooooonnng tine ago), computers started arriving in offices as the realm of computing was liberated from the air conditioned room in the basement and distributed to various desktops across the enterprise.
Quickly following the arrival of computers on desktops was the following cartoon... faxed between frustrated users of the new technology. (There was no email in those days...)
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I don't know who created this cartoon, but it certainly summed up the frustration we were introducing into people's lives.