Oh. Interesting. Well, enabling it should be the default. Any other reasons?
IIRC, the findings of the test you mentioned actually showed an INCREASE in Airport Extreme performance with wlt1 enabled. I also use Airport Extreme for all my networking, and have noticed no degradation of performance with wlt1 enabled.
>Supposedly it slows data transfer down with normal AirPort. Someone >tested this, and didn't really find this to be the case. I haven't >found it either. There should be no real problem - I haven't noticed >anything and use AirPort a lot.