Already good in English but of course a little bit conscious because the ideas/concepts/ suggestions/ answers on RG being given after due thought of consideration and responsibilities.
Of course, the writing g skill will develop as we always practice it in all RG activities and contributions. Practice is frequently done by asking questions and answers as well as other activities that are recycled by thousands of RG participants who come from different parts of the world.
No, it is not an English learning forum in any way. Yes, u become aware of many new scientific things & allows in real time an interaction with other researchers