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智能音箱产品中带屏幕的也只有A家了，有了屏幕能扩展的功能很多。时值复活节德亚Echo Show 优惠60欧后160欧拿下。貌似也只有德意志人民享受这种优惠，而且一次买两台还能再减30欧。

Tried some AI products from the list summarised by Liam Haenel.

Some self-notes from the book Data Mining: Concepts, Models, Methods, and Algorithms (by Mehmed Kantardzic).

Build the foundations for data science.

Use iframe to include html code and preview it.

Use different data sources for charting.

Create html presentations.