Excellent bike ? No.

A nice entry level low cost ride-yes.

Your assembly cost was good, and a wise way to go.
If you find you really enjoy cycling- do check out the more sophisticated bike designs.
HQ sports equiptment or bikes- like any field, good gear improves your game.
Hope you enjoy your new ride- wish I had a new bike, my frame is 14 years old!

Keep the rubber side down/shiney up.
>jef.