One thing that'll help prevent this sort of confusion is the upcoming change in Bitcoin Cash address formats (https://gist.github.com/DesWurstes/bba4222c8b6253b

One thing that'll help prevent this sort of confusion is the upcoming change in Bitcoin Cash address formats (https://gist.github.com/DesWurstes/bba4222c8b6253b940096fcede97e17a https://gist.github.com/DesWurstes/bba4222c8b6253b940096fced...). Assuming clients check that the BTC addresses are valid, they'll reject the new BECH32 BCH format.