After the first few weeks, owners tend to stop noticing the weight and settle into the shape. The mouse has converted at least a few people away from productivity mice entirely, with the higher polling rate making older hardware feel sluggish by comparison. For owners whose hands fit the shape well, it becomes a background tool they stop thinking about.
Shape fit is where experience diverges over time. Several owners with smaller hands or specific grip preferences found the Viper V3 Pro comfortable but not ideal, and a few kept it while still noting the trade-off. Owners who matched well with the straight-sided, moderate-hump design seem to stick with it without reservation. Those who did not tend to keep shopping.