Most of the Self's animation effects described in "Animation: From Cartoons to the User Interface" do not seem to be present in the latest version. e.g.<p></p><div><blockquote style="border:none;padding:0px;"><div>
                
        
        
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                                                <p><span style="font-size:10.000000pt;font-family:'Helvetica';">Use of cartoon-style motion blur allows Self objects to move quickly and still maintain their comprehensibility. Self
objects arrive and depart smoothly, without sudden materializations and disappearances, and they rise to the front
of overlapping objects smoothly through the use of dissolve. Anticipating motion with a small contrary motion…</span></p></div></div></div></div></div></blockquote><span style="font-family:Helvetica;font-size:10pt;background-color:transparent;line-height:1.22;"> Were these ever used in practice? If so, why were they removed?</span><br></div><div><span style="font-family:Helvetica;font-size:10pt;background-color:transparent;line-height:1.22;"><br></span></div><div><span style="font-family:Helvetica;font-size:10pt;background-color:transparent;line-height:1.22;">Thanks,</span></div><div><span style="font-family:Helvetica;font-size:10pt;background-color:transparent;line-height:1.22;">Sean</span></div>