I rarely use telegram because of this. If I am interested in a project and want to stay updated with their latest news, I'd rather visit their official website or read their tweets than join their channel.
If you use Telegram, it is not bad if you only join Annoucement (view-only) groups
I will join the annoucements or news groups that often are view-only groups.
You can't learn anything useful on telegram. It became a place to promote referral and phishing links.
Probably, scammers prefer to use tg because of the possiblity to delete conversations from both sides.
Telegram is annoying with scammers, scam groups and notifications but you can turn off notifications if you don't want to receive it. You can turn on or turn off notifications for different groups.
On mobile, you can create Folders for Announcement groups you are folllowing.
Settings ➔➔ Folders ➔➔ Create new folder ➔➔ Add chats ➔➔ Select groups and create a folder. It helps you to manage your Telegram very neat.