People were free to offer any idea that they want. But you couldn't say "just". Equivalent weasel words are easy to come by. "I don't see why it wouldn't work

People were free to offer any idea that they want. But you couldn't say "just". Equivalent weasel words are easy to come by. "I don't see why it wouldn't work to ..." But now you're asking for an explanation, without dismissing the person who will be explaining it.