<div dir="ltr"><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><font face="arial, sans-serif">As for the Unix Way (tm) I think the folks at PARC were honestly puzzled, if they thought about it at all.  Most were Tenex sorts of folks, or interested in languages, GUIs, and distributed computing.  Unix was time sharing, and something you did if you didn't have your own computer.</font></blockquote><div><font face="arial, sans-serif"><br></font></div><div class="gmail_default" style=""><font face="arial, sans-serif">I was at PARC in 1984, working with Dan Ingalls. I mentioned I was surprised that Smalltalk had no concurrency<span style="font-variant-ligatures:no-common-ligatures;color:rgb(0,0,0)">†</span>, that the UI (let alone the system) was completely single-threaded. Only the window with focus could execute any code. Dan being Dan, he immediately got to work making a form of concurrency happen, followed by a delightful orgy of researches playing with the new toy. I loved it.</font></div>





<div class="gmail_default" style=""><font face="arial, sans-serif"><br></font></div><div class="gmail_default" style=""><font face="arial, sans-serif">Because: sometimes in isolation you miss important things going on in the outside world. </font></div><div class="gmail_default" style=""><font face="arial, sans-serif"><br></font></div><div class="gmail_default" style=""><font face="arial, sans-serif">-rob</font></div><div class="gmail_default" style=""><font face="arial, sans-serif"><br></font></div><div class="gmail_default" style="">





<p class="gmail-p1" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-variant-alternates:normal;font-size-adjust:none;font-kerning:auto;font-feature-settings:normal;font-stretch:normal;line-height:normal;color:rgb(0,0,0)"><font face="arial, sans-serif"><span class="gmail-s1" style="font-variant-ligatures:no-common-ligatures">† The starting idea for the Blit né Jerq</span></font><span style="font-family:arial,sans-serif;font-size:14px;font-variant-ligatures:no-common-ligatures">‡</span><span class="gmail-s1" style="font-family:arial,sans-serif;font-variant-ligatures:no-common-ligatures"> was bringing a UI to Unix that supported parallel execution, after a demo of the Three Rivers Perqs</span><span style="font-family:arial,sans-serif;font-variant-ligatures:no-common-ligatures"> at Lucasfilm, an emulation of the Alto, and seeing only missed opportunities.</span></p><p class="gmail-p1" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-variant-alternates:normal;font-size-adjust:none;font-kerning:auto;font-feature-settings:normal;font-stretch:normal;line-height:normal;color:rgb(0,0,0)"><font face="arial, sans-serif"><span style="font-variant-ligatures:no-common-ligatures"><br></span></font></p><p class="gmail-p1" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-variant-alternates:normal;font-size-adjust:none;font-kerning:auto;font-feature-settings:normal;font-stretch:normal;line-height:normal;color:rgb(0,0,0)">





</p><p class="gmail-p1" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-variant-alternates:normal;font-size-adjust:none;font-kerning:auto;font-feature-settings:normal;font-stretch:normal;font-size:14px;line-height:normal;color:rgb(0,0,0)"><span class="gmail-s1" style="font-variant-ligatures:no-common-ligatures"><font face="arial, sans-serif">‡ The name "Jerq" was Lucasfilm's own moniker for the Perq, and we asked them for permission to use it, which they happily provided.</font></span></p>





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