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<p>can be demonstrated in the invention of the <a href="page.php?w=spreadsheet_software">spreadsheet software</a>. Newly invented technologies are conventionally patented.</p>

<p><big>Diffusion</big></p>
<p>Diffusion is the spread of a technology through a society or industry. The diffusion of a technology theory generally follows an <a href="page.php?w=Logistic_function">S-shaped curve</a> as early versions of technology are rather unsuccessful, followed by a period of successful innovation with high levels of adoption, and finally a dropping off in adoption</p><p>
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