The ideas you should share here should be entirely constructive and should be something that teaches users on understanding the bitcoin world .here are some constructive ideas related to bitcoin
News related to bitcoin
How to get bitcoins and issues related to mining
How to invest bitcoins and concentrating on their transactions
Any creativities related to bitcoins and the market situations of the current bitcoin
Basically, you said it right but, this is not suits in your to thread title. There are many types of discussion already meanwhile, you can create a unique post from your ideas itself neither to help others or if you have questions which is particular to the overall topic.