Not too long ago I was given the task of making some old AS1 and AS2 games work inside a brand new AS3 site that we had built for a client. Whilst the basic concept seemed simple enough – load it in with a Loader – I soon realised there were a bunch of problems that needed to be addressed – most of which I couldn’t find any information on.

For the sake of others I have compiled a list of these here, along with the solutions I found, when there was one.
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