It rather seems to me that software that has been successfully established feature-wise as service will eventually get copied as a off-the-shelf OSS software (s

It rather seems to me that software that has been successfully established feature-wise as service will eventually get copied as a off-the-shelf OSS software (see the discussion about cloning Slack)? Basically like commoditization of other goods, but in the information economy with zero marginal costs obviously being a free commodity.