Key points are not available for this paper at this time.
For financial support during the preparation of this manuscript, D.B. thanks the Templeton World Charity Foundation's ‘Diverse Intelligences’ scheme (grant no. TWCF0316), N.B. the Agence Nationale pour la Recherche (grant no. ANR-18-CE33-0006), E.C.G. the Royal Society (Royal Society University Research Fellowship (F160081), and S.K. the ESRC (ES/R011869/1).
Whiten et al. (Mon,) studied this question.