Never been a fan of 'there's an app for that' or 'there's a patch for that' on my mobile.
Jolla should deliver 'more personalisation to adjust the system to your needs' by options. So far they have only announced more personalization in 2.0 but instead served changes only.

Peek looks cool to show off and underlined the geniality of the swipe based task switcher, how and why it is used should also be a matter related to personalization.