Its just one option. Depends where you are and what you want. If you intend to buy a whole Bitcoin in one go, you would have to go on a KYC exchange. Then you will lose a chunk of it in taxes later. Or worse, the government where you live decide to sanction you unless you hand it over.

Don't knock nostr:nprofile1qqs2gazhwghppw36yu0muuzqykdrcndzeafml50pnqfcy9xjx5rylssppemhxue69uhkummn9ekx7mp0qy2hwumn8ghj7un9d3shjtnyv9kh2uewd9hj7qgmwaehxw309ahx7um5wghx7unpdenk2urfd3kzuer9wchsg3ewyk for having a €900 per day limit. At least it is kyc3