wrote in message
...
On Oct 15, 6:22 pm, "Mike" nospam @ microsoft.com wrote:
Keep in mind that flight aware only shows non-government aircraft that
have
active flight plans.


And of course you can be flying along VFR without a flight plan and
request flight following anytime during that flight and it will show
up on flight aware when ATC issues a transponder code for ya... YMMV

Which is still a flight plan, albeit an abbreviated one as is a pop-up IFR.