>>Hi Terry
>>
>>nice to found you back.
>>>
>>Can you give an explanation to
>>>..., which we all know is a doddle of a degree course
>>
>>I mean I catch the idea but didn't grok it.
>>
>>Agnes
>
>Hi Agnes. A "doddle" is an easy piece of work. Brit slang only afaik,
>
>What's "grok"
>
>Terry

What's Grok??? Didn't you ever read Arthur Clarke's Childhoods End. I just kind of thought everybody had read it at some time in their lives.

It means to really understand down deep. Actually that's a pale meaning. It means to GROK, dammit!