What do you have working against you:
The phone app is established
The AWS infrastructure is established
They do not advertise PC browser as part of their feature set
The phone app serves as an advertising platform
The bean counters probably do not See the PC browser as additional revenue, Despite the assertion of some people on here that think that they are the “majority customer”
They are busy championing new products
This isn’t to say they are not going to do it to appease the few squeaky wheels at some point, I’m sure they get tired of all the whining too, but I’m sure it’s not on the forefront.