Tailscale: This is a "mesh" VPN that lets you access your devices from anywhere. While it doesn't give you a static public IP for the whole internet, it gives every device a static internal IP that never changes.
A fintech company needs all 500 employees to access a legacy bank API that requires IP allowlisting. The bank will allowlist 203.0.113.10 . With Cloudflare Static Egress, all 500 employees (working from home, coffee shops, or airports) will show that IP to the bank. cloudflare warp static ip