they have shown direct4 to journalists in camo ES:
so, it is just question of when.
LEXUS REVEALS DIRECT4 NEXT-GENERATION ELECTRIC DRIVE CONTROL TECHNOLOGY
DIRECT4 is a core Lexus Electrified technology to achieve unique dynamic performance, or ‘Lexus Driving Signature’, for future hybrid and battery electric vehiclesNew system provides instant electric control to all four wheels to transform dynamic performance, working instantaneously according...
newsroom.lexus.eu
so, it is just question of when.