Because he would take up a roster spot over the winter, when he may not effectively pitch again until 2027, with a late spring 2025 surgery. The 2025 season is 100% gone. If he has an 18 month recovery, instead of a 12, he also misses the entire 2026 season, and then you again have to decide how to roster him over that winter without him throwing a pitch in a live baseball situation since 2024.