Smalltalk is conceptual-centric in ways that are remarkably deep.
Pity our hardware architectures couldn't give us better hardware support.
Not that they didn't tried:
- Burroughs B5000 (1961)
- Intel iAPX 432 (1981–1986)
- BiiN project (1985–1990)
- Intel i960
- Rekursiv (Linn)
- jHISC ~2005
- MOOSS 2003
- Structural Object Processor (Xilinx)