You are conflating 'virtual' with 'fictional'. The currency of our exchange and second life in general, the L$, is freely fungible with USD on over a half dozen currency exchanges.
Ergo, the L$ is only 'fictional' in the sense that the USD is also 'fictional', i.e. fiat.
Register for free to join our community of investors and share your ideas. You will also get access to streaming quotes, interactive charts, trades, portfolio, live options flow and more tools.