On 21/02/20 2:13 AM, tim Rowledge wrote:
> You may have noticed the news that Larry Tesler died a couple of days
> ago. Larry was part of the early history of Smalltalk and devised the
> incredibly simple, clever and (thankfully) now pervasive
> cut/copy/paste idiom for editing. Before that we had the insanity of
> insert/delete/append 'mode. I know this will seem strange to younger
> readers but really, it was a revelation in usability.

A few years back, I had an opportunity to watch middle grade students in 
remote rural schools use laptops for the first time in their life. The 
things that impressed them most was the cut/copy/paste/undo sequence.

LT had really, really impressive foresight and insight for tools to 
augment our learning and thinking.

Regards .. Subbu