请结合材料，按要求用英文写作。
Nowadays, we can see many people looking at their mobile phones in subways, restaurants, elevators, roads and so on. We call those who use their mobile phones too much phubbers/ smartphone addicts (低头族).
要求：
(1)就此材料发表你的看法;
(2)紧扣材料，有明确的观点；
(3)词数不少于60。
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