This is being posted out of curiosity more than anything else:
Does anyone have (or did it ever exist) an AIRAC cycle that matches what is loaded in FSX. I don't have the date that FSX was released and don't know if there were any updates to the internal database after publication. Rumour has it that FSX (as we know it) was published somewhere around 2006. That being the case, the AIRAC Cycle would be 06nn where nn is 01, 02, 03, etc. The AIRAC cycles are normally published with the more complex aircraft, like the PMDG 737NX. However, if you want to keep this up-to-date, you have to subscr