Let's brainstorm on "Performance optimization of Magento Store"

While many blaim Magento for being slow, it is possible to make the Magento e-commerce application very fast if not lightning fast.

Even if your site has perfect design and unique custom functionality, Usability at his best but Festival times are ahead, a lot of people will burn their money online. But your side need to be very fast, then only you can get your % of money burned during this period.

Everybody has some or other solutions.. but let's sit together and share your idea and listen to others.