Credit: Samsung
与“买一个品牌”不同，这种方式更像是在现有能力边界上做延伸，风险更可控，但回报节奏也相对较慢。
When you pluck a guitar string, it vibrates to and fro. You can tell how fast the string is vibrating by listening to the pitch it produces.，详情可参考新收录的资料
crawler and can crawl my blog (Wandering Thoughts).
。新收录的资料是该领域的重要参考
#3. Model updates are almost a free lunch
Article voiceover，这一点在新收录的资料中也有详细论述