Building a Responsive Application with Bootstrap (Video 18)

The video discusses the transition from Bootstrap 3 to Bootstrap 4, highlighting that the release date is still unknown. It advises against using Bootstrap 4 in production due to its instability. The instructor shares tools like Sublime Text and Firebug for efficient coding and debugging. Emphasis is placed on adhering to code standards and optimizing website performance using tools like Google PageSpeed. The video concludes with recommended resources for further learning and a heartfelt thank you to the viewers.

What new insight or understanding did you gain from this video?