SmartCash (SMART) accounts for nearly half of all cryptocurrency payment usage numbers according to Vegan Verde, the Anarchapulco crypto restaurant:
$SMART 44.5%
$BTC 18.4%
$BCH 16.5%
$DASH 16%
$LTC 2.8%
$ETH 1.5%
$BSV 0.19%
The SmartCard was quite popular at the event with its speed and ease of use: https://smartcash.cc/smartcard/