Ehh German Engineering https://youtu.be/NOtLb34Osl0
@mur2501 At least he took it with great humour. :) But wow, I've not seen an old-fashioned blackboard in ages.
QOTO: Question Others to Teach Ourselves An inclusive, Academic Freedom, instance All cultures welcome. Hate speech and harassment strictly forbidden.
This is Mur 
@mur2501 At least he took it with great humour. :) But wow, I've not seen an old-fashioned blackboard in ages.