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<p>grievance, however. Their target grievance is proprietary software itself. </p>

<p><big> Legal issues </big></p>
<p>The open-source movement has faced a number of legal challenges. Companies that manage open-source products have some difficulty securing their trademarks.For example, the scope of "<a href="page.php?w=implied_license">implied license</a>" conjecture remains unclear and can compromise an enterprise's ability to patent productions made with open-source software. Another example is the case of companies offering add-ons for purchase; licensees</p><p>
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