When it rains, it pours.
I’ve already covered that the US Department of Justice is investigating Apple for their practices in the online music and video sales markets, and that the Federal Trade Commission and the DoJ are deciding who gets to investigate Apple for their practices with iAd.
But now, it seems that the FTC is investigating Apple both for their iAd practices, and for their restrictions on how applications are written.
Source: Ars Technica