ColinTheMathmo, 
Wrong suffix, but otherwise quite pleased with this. Some mysteries to solve in the middle ...
#CellTower 736
⬜➡️➡️➡️➡️➡️➡️➡️➡️⬇️⬜⬜⬜⬜
➡️⬆️⬜⬜⬜⬜⬜⬜⬜➡️➡️➡️➡️➡️https://www.andrewt.net/puzzles/cell-tower/?p=736
Current streak: 82 (Lead)
Best streak: 93