||I mainly love them because they improve flexibility through your hips but more importantly they really help your IT band and are fantastic for your knees in sports.
||I know people like to shit on crossfit but I've never lifted in my life and don't know how and they are training me and motivating me so it's a win win so far.
||Strength and speed improvements are best focused on during the offseason.
The third best option is to look on /r/sprinting.
||It sounds like you should eat more and stick with SL.
I'm pretty sure the consensus is that doing a linear progression is the fastest way to gain strength.
It's cheap to get into if you just get a set of second hand clubs, and let's be honest, a set of Tiger Woods clubs aren't exactly going to make us super good.
||First off, great call on a place to start for him to gain some fitness and more confidence.
||This is super effective and its really satisfying making the route and putting in how long it took you and stuff so you have a little diary to know previous routes or to make longer or better routes.
||Ive a long way to go still but Im already happy with the results I've seen and am excited for my future progress however far I decide to go!
||You are saying "if you do things perfectly nothing bad will happen" which is mostly true.
Unfortunately beginners don't really know how do things perfectly.
||So keep pushing for 2 months, enjoy life and you should be good to stay <3
EDIT: Especially after around 2 months and you start seeing results, you getting more motivated than ever!