alesj/core — comment on commit 5a29be55a0180ec6fb09603b3525a8bd75012cc7
File: impl/src/main/java/org/jboss/weld/util/BeansClosure.java line 45
By stuartwdouglas:

Most of bootstrap is thread safe, it might be worth making these concurrent maps to open the possibility of doing parallel bootstrap in the future.