Does Bitcoin still use SHA-256?
I heard that there has been some progress in cracking SHA-256 hashes, with researchers successfully attacking 31-step SHA-256. Since Bitcoin uses SHA-256 for its addresses and mining, I'm wondering if Bitcoin is still secure with this hashing algorithm, or if there are plans to change it due to these new findings.
Do people still use pi?
I'm wondering if people still use the mathematical constant pi in their calculations and applications today, or if it has been replaced by some other concept or value.
Do French people still use francs?
I'm curious about the current currency situation in France. Specifically, I want to know if the French people are still using francs as their primary currency or if they have switched to something else.
Does anyone still use francs?
I was wondering if anyone still uses francs as a currency. I know it's not the official currency in many places now, but I'm curious if it's still in circulation somewhere or if people still use it informally.
Does anyone still use AIX?
I'm wondering if AIX, the operating system from IBM, is still being used by anyone today. I know it's been around for a while, but I'm curious about its current adoption and whether it's considered outdated or if there are still active users.