XPost: alt.folklore.computers   
   From: user5857@newsgrouper.org.invalid   
      
   Al Kossow  posted:   
      
   > On 10/16/25 4:51 AM, James Dow Allen wrote:   
   > >   
   > > The add-on memory company I worked for was in a hurry to develop   
   > > memory for the 370/168.   
   >   
   > I have some micocode floppy images at   
   > http://bitsavers.org/bits/IBM/Microcode_Floppies   
   > but no one has ever told me very much about them or if   
   > they would be useful for 370 emulation at the microcode   
   > level. Apparently the later models had service processors   
   > that you would IML that was attached to the floppy drive.   
   >   
   >   
   I took a look at some of the data--it is all in binary,   
   so, the only way it helps you to do 370 emulation is if   
   you already have a 370 bit-accurate emulator.   
      
   Otherwise, it just historical artifacts.   
      
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