I wrote on this topic yesterday, probably from a less informed position than you - as the value of my held SBDs has dropped massively in the last few days - wiping out some of my plans in the process. I'd appreciate your comment on my blog here: https://steemit.com/steem/@ura-soul/strategies-for-maximising-the-value-of-posts-on-steemit-are-sbds-a-reliable-form-of-wealth-storage