> To four decimal places, Audio Class 1.0 satisfies 100% of the Windows users > in the world. Where does this number come from? In the audio industry things are moving towards using USB Audio 2.0. USB Audio 1 may work for 100% of the Windows users because for those users who want USB Audio 2.0 they are simply switching to Mac. Timothy Knudtson Software Engineer iConnectivity 403.536.8274 | iConnectivity.com On Feb 13, 2014, at 10:50 AM, Tim Roberts <timr@xxxxxxxxx> wrote: > robert.bielik wrote: >> Hmm... USB Audio 2 class is a standardized specification. I would've assumed >> that Microsoft generally would be keen on standards compliance? > > The nice thing about standards is that there are so many to choose from. > > There are a number of USB class specs that do not have generic in-the-box > drivers from Microsoft. There has to be a business case to justify the > considerable development and testing expense. Standards are only interesting > if they are used. If USB Audio 2 is a niche standard that is only > interesting to a tiny fraction of the market (and the current evidence > suggests that is the case), then it doesn't make sense to develop a class > driver. To four decimal places, Audio Class 1.0 satisfies 100% of the > Windows users in the world. > > As a point of comparison, remember that Visual C++ STILL does not support the > C99 ISO standard, and there are a lot more C99 developers than there are USB > Audio 2 devices. > -- > Tim Roberts, timr@xxxxxxxxx > Providenza & Boekelheide, Inc.