CCEvent Notifications for R2 are just the beginning, though. There are many kinds of events you might want to trigger as a developer — these are just some of the event types we’re planning to support:
Changes (writes) to key-value pairs in your Workers KV namespaces.
Updates to your D1 databases, including changed rows or triggers.
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KKKV does not perform like an in-memory datastore, such as Redis. Accessing KV values, even when locally cached, has significantly more latency than reading a value from memory within a Worker script
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list() calls to be self-sufficient, but I worry we'll create a new entry or update an existing one using the Cloudflare Dashboard and we'll have metadata !== value
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but maybe it would be better to use smth like 
crypto.randomUUID()expirationTtlexpiration: 1716649322KV.list()cacheTtl
export async function getHashString(input) {
const encoder = new TextEncoder();
const data = encoder.encode(input);
const hashBuffer = await crypto.subtle.digest('SHA-256', data);
return bufferToHex(hashBuffer);
}
function bufferToHex(buffer) {
const view = new DataView(buffer);
let hex = '';
for (let i = 0; i < view.byteLength; i += 1) {
const byte = view.getUint8(i).toString(16);
hex += byte.padStart(2, '0');
}
return hex;
}list()