Smart locks will be the future direction of smart home development?

Locks have a long history and are basically born at the same time as private ownership. After several thousand years of development, the lock has developed from simple latch and wooden lock to the common spring lock, electronic lock and so on. It is believed that with the progress of technology, more locks with higher security will emerge. So what are the locks we can choose at this stage? Many locks, because of low security, have been eliminated, it is possible to see them in the museum. And now more common locks, divided into mechanical locks and intelligent locks two. So, in the end the choice of mechanical locks or intelligent locks?
The mechanical lock and the comparison between the advantages and disadvantages of intelligent lock
What are the advantages of mechanical lock?
1, simple operation, similar to the old telephone dial-up. Single axis operation, turn half circle, enter password, reverse half circle unlock. Short operation time.
2, the password is large, there are about 3250000 sets of actual passwords, and for all permutations of passwords, you can choose, there is no limit.
3, unlock automatically destroy the code, leaving no traces. Nor can I try out the code.
4, the number of passwords can be set free, yet free. Currently the largest 6 bit password.
5, the whole mechanical structure, no power supply, can be adapted to a variety of harsh places.
6, small size, and ordinary door locks almost the same.
7, suitable for use in the vault door, gun cabinet, safe and important place.