Aluminium bats are easier for a child to handle, and a cracked wooden one stings enough to put a kid off batting altogether. Mike Williams still argues for wood, on the grounds that learning to drive the ball with one makes a better hitter, and he goes into how the bats get shaped and from which timber.
Those baseball posts hold the only writing here that reads as genuine interest rather than promotion, and they carry a discount code, so they are commercial as well.
Most of the blog covers programmes and opportunities. One post addresses people whose previous programme was suspended with no warning and points them straight at the next one, which is a pattern worth recognising rather than following.
There is an explanation of the cashflow quadrant, and a piece on using a gamified social site to send visitors to a blog.
Read the baseball posts if you are buying a bat for a child. Treat the opportunity posts as advertising and check anything before committing.