Thank you for suggestions. Exactly these are brain storming ideas that are useful. I have (am) consider them.Just for discussion sake, have you consider other types of averaging? So far I know there is DCA, Value averaging and Martingale.
I like fellow forumer's Mephist)pheLes approach which is kind of hybrid martingale to me.
Though personal opinion only. If one don't use leverage, will likely end up only modestly invested if use Martingale method. Though certainly some form of hybrid is certainly useful. But yes, vest more when falls are larger.