======================== unified (from filesystem) ========================
                                         'bitrate'  '258.915'
                                        'duration'  '205'
                                          'artist'  "Slim Cessna's Auto Club"
                                     'text_people'  ''
                                         'release'  "Dimitri's Yodel Compilation"
                                           'title'  'Goddamn Blue Yodel #7'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-LOCALNESS-3', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-1', "
 "'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['alt-country', 'gothic americana', 'americana', 'country', 'southern gothic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '03'
                                      'tracktotal'  ''
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'loc-unsorted'
                                             'bpm'  '142.9'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

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'TALB' (Album/Movie/Show title)                     "Dimitri's Yodel Compilation"
'TBPM' (BPM (beats per minute))                     '142.9'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'loc-unsorted'
'TDRC' (Recording time)                             '2000'
'TIT2' (Title/songname/content description)         'Goddamn Blue Yodel #7'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               "Slim Cessna's Auto Club"
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'Alternative Tentacles'
'TRCK' (Track number/Position in set)               '03'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['alt-country', 'gothic americana', 'americana', 'country', 'southern gothic']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '1'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-1.32 dB'
'TXXX:replaygain_track_peak'                        '0.308405'

========================== row from database ==========================
                                              'id'  1532093
                                            'path'  /data/Music/Bulk/00spent/Dimitri_s Yodel Compilation/03 - Slim Cessna_s Auto Club - Goddamn Blue Yodel #7.mp3
                                         'working'  None
                                         'bitrate'  258
                                    'duration_sec'  205
                                           'genre'  loc-unsorted
                                        'filesize'  6850696
                                           'mtime'  1621630319
                                   'redo_metaread'  0
                                        'rest_str'   00spent Dimitri_s 03 Cessna_s loc unsorted
                                      'tag_artist'  Slim Cessna's Auto Club
                                     'tag_release'  Dimitri's Yodel Compilation
                                       'tag_title'  Goddamn Blue Yodel #7
                                             'bpm'  142.9
                                    'search_title'  '7':4,5 'blue':2 'goddamn':1 'yodel':3
                                   'search_artist'  'auto':5 'cessna':2 'cessnas':4 'club':6 's':3 'slim':1
                                  'search_release'  'compilation':5 'dimitri':1 'dimitris':3 's':2 'yodel':4
                                     'search_rest'  '00spent':1 'cessna':4 'dimitri':2 'loc':6 's':3,5 'unsorted':7
                                    'search_combo'  '00spent':17 '7':4A,5A 'auto':10B 'blue':2A 'cessna':7B,20 'cessnas':9B 'club':11B 'compilation':16C 'dimitri':12C,18 'dimitris':14C 'goddamn':1A 'loc':22 's':8B,13C,19,21 'slim':6B 'unsorted':23 'yodel':3A,15C
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-1', 'Q-OLDST-1', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['alt-country', 'gothic americana', 'americana', 'country', 'southern gothic']
                                        'tag_date'  2000
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621630319.385111  (2021-05-21 22:51:59)
                             'size'  6850696