May be it's not too bad to take a look at this post too, it shows a few steps ahead but not about 5 years:
http://blogs.zdnet.com/microsoft/?p=1135&tag=nl.e539

>> We looking for something that is cross platform. With Google, Apple and Linux all gaining ground on MS I want to at least
>> explore possibilities other than being joined to MS at the hip. At this point everything is open including .Net. Our concern >> is where will the market be in five years? Our customer base is a lot of small shops all over the country with 2 to 10 PCs.

>Any reason you can't go with .Net?
>
>>Craig,
>>since you seem to be up on Mono, etc. what would you suggest I should look at to replace VFP with another front end that will eventually be run entirely over the web. I'm just starting to look around and asking for opinions.
>>Thanks.