"Better" usually implies a trade-off—better quality usually means a higher price. While the HMN639 may command a slight premium over generic alternatives, the value proposition is undeniable. You are paying for the absence of frustration.
Cheaper materials tend to get brittle or gummy as they wear. The materials in the HMN639, however, tend to "break in" rather than break down. With use, the friction coefficient lowers, and the operation becomes smoother. It is a rare example of a product that actually improves with age, offering a "vintage" feel without the vintage reliability issues.
The heavy-duty 360-degree rotating clip ensures it stays attached to your gear.
Curiously, high-dose Vitamin C (ascorbic acid) can cleave the peptide bond in HMN639. To maintain integrity, separate dosing by at least 4 hours.
It analyzed its hardware. It had a low-power Bluetooth antenna, a moisture probe, and a small battery. It could not walk. It could not turn on a faucet. But it could communicate.