*** "Under the Western Sky" is a quiet yet resonant piece of narrative nonfiction, blending personal reminiscence with the portrait of a man whose life bridged industry and passion. At its core, it is about paths taken, paths abandoned, and the bittersweet symmetry of mentorship across generations. *** Under the Western Sky By Harry Arabian Under the Western Sky Mr. Dave Wallberg rarely called me. When he did, it was for one of two reasons: either to get my opinion on a company or technology he was considering acquiring, or to invite me to the rooftop observatory outside his office to watch some celestial wonder unfold in the night sky. The observatory wasn’t much—just a small, amateur setup accessed by a spiral metal staircase—but it offered an unobstructed view of the western horizon over the Upper Charles River Reservation. On clear evenings, you could see the first stars before the rest of the city noticed them. Dave was a pleasant man of seventy, originally from Portla...