&gt; That&#x27;s an impressive achievement. But how many offices use substantial amounts of paper entirely internally any more?<p>Just to add to the data points: nearly every large engineering firm, or any utility (power&#x2F;water&#x2F;O&amp;G&#x2F;etc.) with an engineering capability. Most drawings are still printed for markup&#x2F;review, and many are issued as hard copies to be retained on-site (within switchrooms, cabinets, etc).