Top-Down and Bottom-Up #composables, What’s the Difference and Which One Should You Use?
▻https://hackernoon.com/top-down-and-bottom-up-composables-whats-the-difference-and-which-one-sh
A composable is a non-fungible token (or unique digital asset) that can own or be owned by other non-fungible tokens. Composables can be composed into aggregate structures linked by ownership.The proposed ERC998 standard is currently about two different approaches of composable tokens. The two different kinds of composables are top-down composables and bottom-up composables.Both kinds of composables implement the ERC721 standard (so are ERC721 tokens) and extend that standard to enable them to own or be owned by other ERC721 tokens. It also provides a way for ERC721 tokens to possess/own ERC20 tokens.You can imagine a composable that owns 20 ERC721 tokens, or a composable that owns a composable that owns a composable; or any ownership tree of composables and ERC721 tokens.There are two (...)
#blockchain #ethereum #bottom-up-composables #top-down-composables