You use prediction techniques based on sotcks time charts cycles.
Many experts deem theese methods unreliable and outdated.
Of course you back your statements with the opinion of respectable financial gurus. However, we have learnt the hard way they are neither infallible nor unbiased. In fact, nowadays technological stocks trading is more alike to a gambling casino than to a real market. It is like a gigantic pyramid selling scheme and you can't use traditional exchange markets methods to foresee when the big bubble will burst. There will be some fabulous winners.