======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '216'
                                          'artist'  'Anne Clark'
                                     'text_people'  ''
                                         'release'  'Changing Places'
                                           'title'  'Echoes Remain Forever'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['80s', 'new wave', 'synth pop', 'female vocalists', 'electronic']"
                                     'discogstags'  "['electronic', 'synth-pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  ''
                                            'date'  '1983'
                                        'comments'  ''
                                           'genre'  'electronic-we-new wave or post punk'
                                             'bpm'  '127.364'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Changing Places'
'TBPM' (BPM (beats per minute))                     '127.364'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-new wave or post punk'
'TDRC' (Recording time)                             '1983'
'TIT2' (Title/songname/content description)         'Echoes Remain Forever'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Anne Clark'
'TRCK' (Track number/Position in set)               '7'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['electronic', 'synth-pop']
'TXXX:lastfmtags'                                   ['80s', 'new wave', 'synth pop', 'female vocalists', 'electronic']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.07 dB'
'TXXX:replaygain_track_peak'                        '0.755130'

========================== row from database ==========================
                                              'id'  1348411
                                            'path'  /data/Music/Bulk/00poprockelectronic-waves-disco/00newwave-postpunk/Anne Clark/Changing Places/MBZ;#Anne Clark;#Changing Places;#07;#Echoes Remain Forever.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  216
                                           'genre'  electronic-we-new wave or post punk
                                        'filesize'  4335092
                                           'mtime'  1620611171
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic waves disco 00newwave postpunk MBZ;#Anne Clark;#Changing Places;#07;#Echoes electronic we new wave post punk
                                      'tag_artist'  Anne Clark
                                     'tag_release'  Changing Places
                                       'tag_title'  Echoes Remain Forever
                                             'bpm'  127.364
                                    'search_title'  'echoes':1 'forever':3 'remain':2
                                   'search_artist'  'anne':1 'clark':2
                                  'search_release'  'changing':1 'places':2
                                     'search_rest'  '00newwave':4 '00poprockelectronic':1 '07':15,18 'anne':7,9 'changing':11,13 'clark':10,12 'disco':3 'echoes':16,19 'electronic':20 'mbz':6,8 'new':22 'places':14,17 'post':24 'postpunk':5 'punk':25 'wave':23 'waves':2 'we':21
                                    'search_combo'  '00newwave':11 '00poprockelectronic':8 '07':22,25 'anne':4B,14,16 'changing':6C,18,20 'clark':5B,17,19 'disco':10 'echoes':1A,23,26 'electronic':27 'forever':3A 'mbz':13,15 'new':29 'places':7C,21,24 'post':31 'postpunk':12 'punk':32 'remain':2A 'wave':30 'waves':9 'we':28
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-3', 'q-chart-2', 'q-other-4', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'new wave', 'synth pop', 'female vocalists', 'electronic']
                                        'tag_date'  1983
                                     'discogstags'  ['electronic', 'synth-pop']

============================== file details ==============================
                                           'mtime'  1620611170.873152  (2021-05-10 03:46:10)
                             'size'  4335092