英語 のラベルが付いた投稿はありません。すべての投稿を表示
英語 のラベルが付いた投稿はありません。すべての投稿を表示

Hooked: How to Build Habit-Forming Products

This book was written almost 10 years ago. Yet it still prevailed his concepts well implemented into a lot of successful products. Based on ...