I agree! I even pointed this out in my comment, but perhaps not clearly :) I think that the way it's done is a net-positive in designing cleaner APIs, but ther

I agree! I even pointed this out in my comment, but perhaps not clearly :) I think that the way it's done is a net-positive in designing cleaner APIs, but there are times when I've already done a pipeline, and storing the output is just the last step. This last step is just frustratingly, not always possible. I don't think one should do something like the above, it's just what you must resort to if you _did_ want to do it.