======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '216'
                                          'artist'  'Flogging Molly'
                                     'text_people'  ''
                                         'release'  'Alive Behind the Green Door'
                                           'title'  'Never Met a Girl Like You Befo'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['irish', 'irish punk', 'punk', 'folk', 'rock']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '1997'
                                        'comments'  ''
                                           'genre'  'rock-gr-punk'
                                             'bpm'  '143.416'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Alive Behind the Green Door'
'TBPM' (BPM (beats per minute))                     '143.416'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-punk'
'TDRC' (Recording time)                             '1997'
'TIT2' (Title/songname/content description)         'Never Met a Girl Like You Befo'
'TKEY' (Initial key)                                '10B'
'TPE1' (Lead performer(s)/Soloist(s))               'Flogging Molly'
'TRCK' (Track number/Position in set)               '4'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['irish', 'irish punk', 'punk', 'folk', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '3'
'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'                        '-0.79 dB'
'TXXX:replaygain_track_peak'                        '0.367405'

========================== row from database ==========================
                                              'id'  1286732
                                            'path'  /data/Music/Bulk/00poprockelectronic/Flogging Molly/1.Alive Behind The Green Door 1997/04 Never Met A Girl Like You Before.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  216
                                           'genre'  rock-gr-punk
                                        'filesize'  5191104
                                           'mtime'  1621489405
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 1.Alive The 1997 04 Before rock gr punk
                                      'tag_artist'  Flogging Molly
                                     'tag_release'  Alive Behind the Green Door
                                       'tag_title'  Never Met a Girl Like You Befo
                                             'bpm'  143.416
                                    'search_title'  'a':3 'befo':7 'girl':4 'like':5 'met':2 'never':1 'you':6
                                   'search_artist'  'flogging':1 'molly':2
                                  'search_release'  'alive':1 'behind':2 'door':5 'green':4 'the':3
                                     'search_rest'  '00poprockelectronic':1 '1':2 '1997':6 '1alive':4 'alive':3 'before':7 'gr':9 'punk':10 'rock':8 'the':5
                                    'search_combo'  '00poprockelectronic':15 '1':16 '1997':20 '1alive':18 'a':3A 'alive':10C,17 'befo':7A 'before':21 'behind':11C 'door':14C 'flogging':8B 'girl':4A 'gr':23 'green':13C 'like':5A 'met':2A 'molly':9B 'never':1A 'punk':24 'rock':22 'the':12C,19 'you':6A
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['irish', 'irish punk', 'punk', 'folk', 'rock']
                                        'tag_date'  1997
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1621489405.4614437  (2021-05-20 07:43:25)
                             'size'  5191104