It may not be a problem. Bartering awards is also against the T&Cs but it is openly promoted and facilitated on Coupon Connection. No difference, really.
At no time may AAdvantage mileage credit or award tickets be purchased, sold or bartered. Any such mileage or tickets are void if transferred for cash or other consideration. Violators (including any passenger who uses a purchased or bartered award ticket) may be liable for damages and litigation costs, including American Airlines attorneys fees incurred in enforcing this rule.