How would you feel about an "open source contingency", i.e. this will never be abandoned, it will be open sourced instead etc? I think I could add it to the To

How would you feel about an "open source contingency", i.e. this will never be abandoned, it will be open sourced instead etc? I think I could add it to the ToS, but it would be nice to have some kind of trust/foundation or something setup as "proof" etc.