A product built in order to reach a long-term vision, but one that met an immediate need

In Hitting The Sweet Spot: The True Genius Of Steve Jobs thoughts on Steve Jobs.

There are, fundamentally, two subspecies of entrepreneur. One starts from the present, and visualizes the next logical step from where things are now. This type figures out how to make something better, cheaper, or more widely available, and manages to clear the financial, regulatory, and market barriers to getting it into the marketplace. The other visualizes a different world, one in which things are different and better from the way they are now, and then figures out what path of evolution brings us to that world, and, as the last step, what is the least ambitious step possible that will move things toward that goal.

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It was precisely from this visionary environment that Jobs and Wozniak managed, for the first but not the last time, to hit the entrepreneurial sweet spot: a product built in order to reach a long-term vision, but one that met an immediate need, and was neither so timid that it did not stand out from its peers, nor so advanced it would cost too much or be too far ahead of user demand.

[snip]

Yet from mistakes and failure, his ability to learn and correct course, and his sheer persistence again and again pulled success out of failure. And that persistence came at heart from his vision.