Modern cameras are competent when it comes to autofocus, even though they're not all able to do the same things. But in terms of pure autofocus, photographers have used primarily only a few points for most of photography history.
These days, cameras have hundreds of autofocus points. This means that you can focus on nearly anywhere in the frame. However, the most important autofocus points are really just a few. Specifically, they're only five points. . thephoblographer.com
The full Canon EOS-R specification sheet has been leaked (PDF file here). And here are some Canon PRO points versus Sony: 1) 5,655 Autofocus points (693 for the A7III): I am actually not sure if that’s a typo in their spec sheet. sonyalpharumors.com »
2018-09-02 10:53
Technically speaking, the photo above could be awful according to the rule of thirds. When you first start out in photography, you probably center your subject. It's inevitable. And it's also just aesthetically the most pleasing until we start to learn more.
Sometimes, it's tempting to just place your subject smack in the center of the frame and take the shot. But once you've become familiar to the Rule of Thirds, you'll open your photography to more dynamic compositions.
You just got your first camera. You're eager to go out and capture images like the ones you see on Instagram and other social media sites. You head out, capture your shots, look at them, and then you can't figure out why your images don't grab the attention of your viewers, and even yourself.
When in doubt about your composition, one of your best bets is to go for the Rule of Thirds. This is why every photographer is encouraged to begin mastering this technique when they're just starting out.
There are no unbreakable rules when it comes to how you should compose your photographs After all, who likes rules except for your old school principal or heads of H.R. departments? There are however, several guidelines you can use to help improve the composition of your photos.