Old method
Step 1.
break in to house
Step 2.
take hostages
Step 3.
send a family member to bank to withdraw all the cash/savings
Step 4.
wait for return hope no police,
Result
Jail for life/Profit
New method
Step 1.
Cold call to find people who have BTC
Step 2.
travel to Somalia and recruit 3 pirates, preferably with all limbs intact
Step 3.
Break in take hostages
Step 4.
Send their BTC
Result
Profit