They usually contain an offer, for virtual goods or currency, to complete the download and installation process.

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Although some are charging subscription fees to players of online games or selling advertising, many of them make most of their money by managing an online economy, complete with virtual goods and a digital currency.

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The Gejdenson draft contains twenty-two sections, most of which effect a complete rewrite of the procedures and standards used in controlling goods and technology for national security reasons.

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"To have complete strangers offer loving support in the form of money, goods and services, reaching out to help like a family member, is appreciated in ways that are impossible to put into words, " the lawyers said.

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And virtual goods being devoid of legal status would provide no framework, and indeed a complete legal vacuum, in handling the most basic commercial disputes involving the purchase, sale or theft of such items.

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