Non-linguistic utterances should be used alongside language, rather than on their own or as a replacement.

Robin Read Tony Belpaeme Non-linguistic utterances should be used alongside language, rather than on their own or as a replacement. 276-277 2014 HRI https://doi.org/10.1145/2559636.2559836 https://ieeexplore.ieee.org/document/8542466 conf/hri/2014 db/conf/hri/hri2014.html#ReadB14a