I have no cellphone. Not since ~2003 when I finally cancelled my cellphone subscription altogether. That was GSM/flip-phone. Never got a smartphone. I have a fancy business landline phone on my desk with an address book, different ringtones (VIP/client, friends etc.) and an answering machine. I am a freelance consultant for 20 years. I never lost a client or a job over not being reachable by cellphone 24/7. I return…
I am interested in knowing more about your fancy business landline phone.
Siemens Gigaset DL500A. Has DECT & bluetooth, but that can be disabled. Has ethernet also.