Present Perfect Tense

recent events, especially news

action at unspecified time in the past

with state verbs, to say how long a situation has existed.

recent events that have a result in the present

https://forms.gle/t76giX18YFyphzPZ7

Present Perfect Continuous

Action that have been happening recently and repeatedly

with dynamic verbs to say how long an action has been in progress.

to explain a current situation in terms of recent events.

https://forms.gle/jG88kyXGPNkqqmye6

points of contrast

we use the simple form to emphasize that an action is complete.

Compare

If we specify an exact number of occasions, we cannot use the continuous form.

We've been arguing a lot.

We've argued twice this week.

(NOT we've been arguing ...)

we can use the simple or continuous form with already and just.

I have already used it.

I have already been using it.

I have just spoken with Tasya.

I have just been speaking with Tasya.

However, we do not use the continuous form with yet.

Has he gone yet?

(NOT Has he been going yet?)

https://forms.gle/oj1bNRj9Xx4AqV1x8