<s>
The	O
R2C	O
was	O
the	O
color	O
version	O
of	O
the	O
2nd	O
Z80-based	O
microcomputer	B-Architecture
produced	O
by	O
Regency	O
Systems	O
of	O
Champaign	O
,	O
Illinois	O
,	O
the	O
first	O
being	O
the	O
RC1	O
.	O
</s>
<s>
The	O
RC1	O
had	O
a	O
high	O
resolution	O
display	O
and	O
dual	O
8-inch	B-Device
floppy	I-Device
disk	O
drives	O
.	O
</s>
<s>
It	O
was	O
essentially	O
a	O
standalone	O
PLATO	B-Operating_System
environment	O
,	O
adapting	O
the	O
TUTOR	B-Language
language	O
and	O
environment	O
.	O
</s>
<s>
The	O
company	O
was	O
founded	O
by	O
David	O
Eades	O
,	O
a	O
real-estate	O
agency	O
owner	O
,	O
and	O
Paul	O
Tenczar	O
,	O
creator	O
of	O
the	O
TUTOR	B-Language
language	O
.	O
</s>
<s>
The	O
R2C	O
supported	O
an	O
Ethernet	O
network	O
and	O
a	O
hard	B-Device
drive	I-Device
.	O
</s>
<s>
The	O
introduction	O
of	O
the	O
IBM	B-Operating_System
AT	I-Operating_System
,	O
with	O
16-bit	B-Device
processor	I-Device
,	O
hard	B-Device
drive	I-Device
,	O
and	O
EGA	O
display	O
,	O
sparked	O
a	O
change	O
in	O
direction	O
for	O
the	O
company	O
away	O
from	O
hardware	O
.	O
</s>
