Could helm-M-x cursor blink?

[summer-wu]

Could helm-M-x cursor blink?

In Spacemacs,helm use a separate input area which is not minibuffer.
In original helm,helm use minibuffer,minibuffer is controled by blink-cursor-mode.

I have tried to change spacemacs-base/config.el,but has no effect to helm-M-x.

layers/+distributions/spacemacs-base/config.el
122:(blink-cursor-mode 0) -> (blink-cursor-mode 1) 

Original helm,use minibuffer:

Spacemacs use separate area:

[summer-wu]

I have got an answer from helm's author.

(setq helm-echo-input-in-header-line nil)