I would just like to chime in that you're not alone. My memory problems are horrendous, and I've had too much akrasia trouble to consistently do things like Mnemosyne or dual n-back.
As for memory techniques, I dislike mnemonics and my brain does not seem to be the type that can visualize things easily.
I suspect that forgetfulness is the single largest hindrance to me improving my rationality. This isn't something I've seen others report on LessWrong, so I'm suspicious that I'm in some kind of self-serving spiral, or that I'm doing something obvious wrong. So, I'm seeking feedback on (a) whether the above statement is true -- whether forgetfulness is likely to really be a dominant hindrance; (b) what I can do about it; and (c) why others haven't reported this.
Ways that I suspect forgetfulness harms me:
Steps I've taken: