In XyWrite, check your memory frequently by assigning this to a key (I use ctrl-7): nn=NOBX,v,a,/,n,v, ,$,m,+,6,q2I should have said: I believe it's no problem if it's below 10 (it displays memory on the prompt line).
nn=NOBX,v,a,/,n,v, ,$,m,+,6,q2