We can assume Sydney went into more detail and possibly did some demonstrations while Deus was having a laugh on the previous page.
The vote incentive is updated with Dabbler answering more questions about Harem.
Patreon is like Kickstarter for microtransactions - That is, giving ongoing support (the most delicious kind) to independent artists you enjoy.
Shopping through the Amazon link doesn't cost you anything extra and I get a small % of each sale for the referral.
The good ‘ol Paypal tip jar, good for hit and run donations.