Between the ‘big picture’ and the mathematical details, a single-page recap of various keys, addresses, scopes (private/public, spend/view, on-chain/off-chain, payer’s/payee’s) and their relations.
Don't worry, your coins are safe. To be able to spend them you only have to download and run the latest Monero software. You can use the @mnemonic-seed you previously saved to restore your wallet at any time. Note that hard forks in Monero are scheduled and non-contentious. Which means no new coin is created.
From generic legacy signature to CLSAG, a visual-holic journey through Rings flavours, presenting their core properties step-by-step in a poster-size infographic.