Similar to humans, cancer is the leading cause of death among older cats. It is caused by uncontrolled cell growth, and affects a wide range of cell types and organs in the body. Feline cancer initially manifests as a lump or bump on any parts of the body.
Adaptive headlights make driving at night or under low-light conditions safer, by adjusting the car's headlights to curves in the road. Rather than pointing directly at the space in front of the vehicle, they adjust to illuminate the area that the car will occupy next.
Chances are that they are both LED backlit LCD displays. True LED (where each pixel is a tiny LED) technology is rare because it is not perfected. There is a distinction in the LED-lit arena. Some displays / TVs use edge-lit backlighting and some have direct LED backlighting. Edge-lit is no different in how it functions than the previous cold-cathode lighting, which was also edge-lit. You will notice a difference in the warmth and responsiveness of the lighting, however.