The progress bar began its slow, pixelated crawl. 1%... 5%... 12%.
Leo leaned back, rubbing his eyes. He could almost smell the old paper and coffee breath of Professor Aris, the man who spoke in Navier-Stokes equations and never gave partial credit. Leo had spent the last six hours trying to understand laminar flow, but his brain felt like it was stuck in a permanent state of high-velocity turbulence. Download File Fluid Mechanics, 9th Edition.pdf
The cursor hovered over the blue hyperlink: . The progress bar began its slow, pixelated crawl