<s>
He	O
is	O
known	O
for	O
"	O
Kryder	B-Architecture
's	I-Architecture
law	I-Architecture
"	O
,	O
an	O
observation	O
from	O
the	O
mid-2000s	O
about	O
the	O
increasing	O
capacity	O
of	O
magnetic	O
hard	O
drives	O
.	O
</s>
<s>
A	O
2005	O
Scientific	O
American	O
article	O
,	O
titled	O
"	O
Kryder	B-Architecture
's	I-Architecture
Law	I-Architecture
"	O
,	O
described	O
Kryder	O
's	O
observation	O
that	O
magnetic	O
disk	O
areal	B-Device
storage	I-Device
density	I-Device
was	O
then	O
increasing	O
at	O
a	O
rate	O
exceeding	O
Moore	O
's	O
Law	O
.	O
</s>
<s>
The	O
validity	O
of	O
the	O
Kryder	B-Architecture
's	I-Architecture
law	I-Architecture
projection	O
of	O
2009	O
was	O
questioned	O
halfway	O
into	O
the	O
forecast	O
period	O
,	O
and	O
some	O
called	O
the	O
actual	O
rate	O
of	O
areal	B-Device
density	I-Device
progress	O
the	O
"	O
Kryder	O
rate	O
"	O
.	O
</s>
<s>
By	O
2019	O
,	O
it	O
was	O
observed	O
that	O
Kryder	B-Architecture
's	I-Architecture
law	I-Architecture
"	O
has	O
proven	O
to	O
be	O
outdated	O
as	O
the	O
cost	O
of	O
media	O
storage	O
is	O
decreasing	O
at	O
a	O
slower	O
pace	O
than	O
in	O
the	O
past	O
and	O
is	O
now	O
stabilising.	O
"	O
</s>
