I realize that there's been a lot of work behind the drop-buttons, but the fact remains that a) they make assumptions as to which is the most frequently used operation and b) they hide the rest of the operations an extra click away from the user.
Can we have it so that when there's enough space, the operations are displayed as a horizontal list of links (or buttons)? The menu link edit page makes a good use case...
Drop-buttons work great for small screens:

In wide screens (Backdrop/D8) we "force" users to make an additional click while there's so much wasted space:

Let's make operations work like D7 in wide screens in order to spare the users the extra clicks:

Recent comments
In a blog post titled "Github Tips and Tricks for Contrib Maintainers", I'd like to see some of the following topics: When is the README sufficient for documentation? When should...
Github Tips and Tricks for Contrib Maintainers
Thanks Alejandro. That was the clues I needed.
Ubercart - Programmatically add product to cart and straight to Checkout
Have you tried uc_cart_add_item()? You need to provide the nid of the product. Then you can use backdrop_goto('cart/checkout'); to send the user to the checkout screen. uc_cart_add_item...
Ubercart - Programmatically add product to cart and straight to Checkout