======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '528'
                                          'artist'  'Strangefish'
                                     'text_people'  ''
                                         'release'  'progsoup 47'
                                           'title'  'Happy As I Am'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['progressive rock', 'neo-prog']"
                                     'discogstags'  "['prog rock', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '39'
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive;set-pl-progspace'
                                             'bpm'  '119.124'
                                             'key'  '6B'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'TALB' (Album/Movie/Show title)                     'progsoup 47'
'TBPM' (BPM (beats per minute))                     '119.124'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-progressive', 'set-pl-progspace']
'TDRC' (Recording time)                             '2006'
'TENC' (Encoded by)                                 'Exact Audio Copy   (Secure mode)'
'TIT2' (Title/songname/content description)         'Happy As I Am'
'TKEY' (Initial key)                                '6B'
'TPE1' (Lead performer(s)/Soloist(s))               'Strangefish'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '39'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['prog rock', 'rock']
'TXXX:lastfmtags'                                   ['progressive rock', 'neo-prog']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.02 dB'
'TXXX:replaygain_track_peak'                        '0.445386'

========================== row from database ==========================
                                              'id'  1414296
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 47/2697 strangefish - happy as i am.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  528
                                           'genre'  rock-cppex-progressive;set-pl-progspace
                                        'filesize'  21154083
                                           'mtime'  1620737485
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP 2697 strangefish happy as am rock cppex progressive;set pl progspace
                                      'tag_artist'  Strangefish
                                     'tag_release'  progsoup 47
                                       'tag_title'  Happy As I Am
                                             'bpm'  119.124
                                    'search_title'  'am':4 'as':2 'happy':1 'i':3
                                   'search_artist'  'strangefish':1
                                  'search_release'  '47':2 'progsoup':1
                                     'search_rest'  '2697':3 'am':7 'as':6 'classicprogpsy':1 'cppex':9 'happy':5 'pl':14 'progressive':10,12 'progsoup':2 'progspace':15 'rock':8 'set':11,13 'strangefish':4
                                    'search_combo'  '2697':10 '47':7C 'am':4A,14 'as':2A,13 'classicprogpsy':8 'cppex':16 'happy':1A,12 'i':3A 'pl':21 'progressive':17,19 'progsoup':6C,9 'progspace':22 'rock':15 'set':18,20 'strangefish':5B,11
                                    'tag_tracknum'  39
                                      'num_images'  0
                                             'key'  6B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['progressive rock', 'neo-prog']
                                        'tag_date'  2006
                                     'discogstags'  ['prog rock', 'rock']

============================== file details ==============================
                                           'mtime'  1620737484.5309465  (2021-05-11 14:51:24)
                             'size'  21154083