Good point...  For progress indications, I tend to do the following on the mass 
updates:

N.COUNT += 1
IF REM(COUNT, 1000) ELSE CRT "+":

-----Original Message-----
From: [email protected] 
[mailto:[email protected]] On Behalf Of Wjhonson
Sent: Monday, April 30, 2012 5:40 PM
To: [email protected]
Subject: Re: [U2] READU vs READ

Remove the line that after each read says "xxx record written"
Terminal I/O is 100 times more expensive than reading and writing

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