From: "greg.rb" Date: 2005-11-14T11:32:15+09:00 Subject: Re: win32ole --Dynamic lookup vs Static? It slowed things down. I guess "require 'excel.rb'" slows things down if you aren't doing much work with excel to make a difference. I had much more interesting results vs. python which I am posting on a new thread. Ruby was 2x as fast as Python for accesing an Excel file reading 1000 lines of data!